2018 gmc yukon ac low pressure port location

How To Find the Low Side Port. Open and prop the hood over the automobile's engine compartment. Look towards the center of the engine to find the air conditioner's metal pipes. These pipes will connect a compressor to a drier and evaporator. The low-side port will be on one of the air conditioner's pipes and it often uses a black or blue dust cap.

Replacement A/C Filter Linked Belowhttps://amzn.to/2XytL1pRecharge Freon R-134a Refrigerant Linked Belowhttps://amzn.to/2S3VhxYSuper Seal Air Conditioning St...Apr 14, 2018 · My AC on my 2017 Yukon XL went out last week. I purchased the vehicle new with 65 miles on it in April of 2018, and as of today it has 48,600 miles. I did a little research on this site and appreciate the post that helped me find Special Coverage Adjustment 17336. This SCA extends the... Silverado chevrolet air 2500 2008 diesel conditioner 6l 2007 refrigerant v8 port pickup recharge add freon cab crew conditioning lt Ac low gmc chevy 2003 refrigerant lines charge locations A/c is blowing hot air. … Recharge the A/C in Your Yukon XL. Let's say we repair your 2018 GMC Yukon XL A/C system. We will also perform an A/C evacuation and recharge. To do this, one of our technicians will remove the refrigerant in your A/C system (if there is even any left to remove). Then, they’ll perform an evacuation (also known as a discharge) on the entire ... 3 posts · Joined 2018. #1 · Apr 10, 2019. I'm looking for confirmation of WHERE the low side AC port is on the 2015. The one at the top - that i CAN reach - is high side. What I THINK is the low side seems to be in an UNREACHABLE SPOT on the underside behind the radiator, that's dang near impossible to get your hand in between …So I dug out my old A/C adapter for 134A. I found the Low pressure port line (Large Tube) near the firewall on the drivers side. Removed the cap - and the A/C adapter for 143A doesn't fit. The fitting is slightly larger. Doing some Internet search - seems the R-1234yf freon has a slightly larger port connection.Check the AC sticker under the hood for the correct refrigerant. The 2018 comes with R1234yf refrigerant and it needs a different quick hose coupler. 2008 Sprinter 2500 170 - camper van. 2001 Suburban LT 2WD, 5.3, V8 311,000 miles, leaks oil now at rear main seal. stock 4L60E on 5th filter/fluid change; 2nd set of drive shaft u-joints; rear ...

If you’re looking for a quick getaway and want to experience the excitement of a cruise, a 2-day cruise from Port Canaveral is an excellent choice. Located on Florida’s eastern coa...The AC low pressure service port is directly behind the engine, about 5-6 inches back, in the center. Look for the two silver pipes coming out of the firewall. The larger silver pipe has the AC low pressure service port sticking out the top with a black dust cap. You can't really mess up the connections, as the low pressure port diameter is ...The AC compressor engages but cycles quicker than I would expect. Probably 10 sec on then off, for 10 sec then on. The high pressure lines are extremely hot, like 150+ F hot, along with the condenser coil. The low pressure line (for front evap - no idea how to locate low pressure for rear). Was nearly frozen at onset of problem.Fort Lauderdale is a popular destination for cruise vacations, and it’s no wonder why. With its stunning beaches, vibrant nightlife, and convenient location as a major cruise port,...See how to properly secure their car seat. 2016 GMC Sierra 1500 SLT 6.2L V8 Crew Cab Pickup. Replace the front turn signal. If your blinker doesn't blink, or blinks rapidly, you likely have a burnt out bulb. 2015 GMC Sierra 1500 SLE 5.3L V8 FlexFuel Extended Cab Pickup. Check transmission fluid level.If the air conditioning isn’t blowing cold air and the low side pressure is too high, it could be caused by issues with the condenser fan. However, there’s also the possibility that the system has been overcharged with too much refrigerant. 1. Defective Condenser Fan. When the fan becomes damaged, airflow through the condenser is …

Chrysler Pacifica Model Years - 2017, 2018, 2019. Where the low pressure A/C port is on 2017 Pacifica and how to add add freon Learn More > Author. ... The low side AC port location is the first thing to find when you are looking for how to put freon in a car. Once you find the 2017 Pacifica AC low pressure port cap, hook up the can of ...2002 GMC Yukon XL 2500 SLT 8.1L V8. Check your brake fluid. Stop! Checking your brake fluid from time to time is a great way to ensure safe stopping. 2003 Chevrolet Avalanche 1500 5.3L V8. Add air to your tires. Properly inflated tires is the easiest way to improve fuel economy. The right tire pressure is NOT on the side of your tire btw.Connect the pressure gauge to the low pressure (L) port in Yukon. If the pressure is higher than the recommended pressure, let some refrigerant out preferably into a rag to avoid exposure. 3. Dirty condenser. The air conditioning system in GMC Yukon has a condenser coil that sits at the front of the vehicle, and is responsible for releasing the ...A/c recharge port?2018 chevy silverado ac low pressure port location 92 chevrolet low pressure ports ideasTahoe 2500 evaporator accumulator escalade auxiliary. Gmc sierra 2500 hd air. (a/c). tube. conditioningHow to add refrigerant to a 2014-2019 chevrolet tahoe I have a 03 tahoe. i have cold air out the back but warm air out the92 …2003 gmc yukon ac compressor and accumulator part 1: ac compressorGmc yukon 2018 model replacing fuel pump and reset trouble code 2018 chevy silverado ac low pressure port locationAc gmc yukon 1999 sonoma high side where gm 2010 system recharge refrigerant attach valves ask question own justanswer.

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Check out all of my DIY repair and maintenance tutorials for the 2015, 2016, 2017, 2018, 2019, 2020, 2021 & 2022 GM Chevrolet Colorado - https://www.paulstra...Are you in need of some tools or supplies for your next DIY project? Look no further than Ace Hardware. With a wide range of products and knowledgeable staff, Ace Hardware is a go-...Check out all of the DIY repair and maintenance tutorials for the 2016, 2017, 2018, 2019, 2020 & 2021 GM Chevrolet Camaro - https://www.paulstravelpictures.c...In this video we will go over the replacement of a leaking AC high side service port valve, as well as a leaking low side Schrader port valve, in GM trucks. ...Check Details Ac chevy low pressure gmc compressor 1999 air 1500 high yukon conditioning 2000 side conditioner clutch 2005 system 1994 blazer. 2015 gmc acadia low pressure port location / 2015 gmc acadia for saleYukon gmc tahoe 1999 recharging forum air chevy denali ad sponsored escalade conditioner Gmc acadia sleHow to add refrigerant to a 2015-2019 gmc yukon xl.

The low side AC port location is the first thing to find when you are looking for how to put freon in a car. Once you find the 2007 Tahoe AC low pressure port cap, hook up the can of refrigerant to the low pressure port. When your compressor kicks on, add freon to the correct pressure. In addition to cooling, freon lubricates the compressor ...On some 2015-2017 model year cadillac escalade, escalade esv, chevrolet suburban, tahoe, GMC yukon and yukon xl vehicles, may have a condition where thermal cycling on the combination transmission fluid/oil and ac condenser cooler creates a . Discuss it at Forum. TSB Number: 18NA156 NHTSA Number: 10187431 TSB Date: August 8, 2018 …Add air to your tires. Properly inflated tires is the easiest way to improve fuel economy. The right tire pressure is NOT on the side of your tire btw. 2004 GMC Yukon SLT 5.3L V8. Replace the front turn signal. If your blinker doesn't blink, or blinks rapidly, you likely have a burnt out bulb. 2004 GMC Yukon SLT 5.3L V8. Change the parking light.Save up to $17,625 on one of 7,470 used 2018 GMC Yukons near you. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools.This information is typically located under the hood and/or in the owners manual. Start the engine. Turn on the AC and set it to the coldest setting, and the fan speed to maximum. Remove the cap from the low pressure service port labelled L, and connect the AC recharge kit.Jul 2, 2023 · I recently purchased a 2018 Sierra and the AC has been lacking cooling power at idle. Finally got around to looking at it and realized. #1: This R1234yf system is definitely a little different than I am used to seeing. #2: The low pressure charge port is in a pretty bad spot for accessibility. Check Details How to easily replace the ac condenser on 2016 gmc yukon. Low side pressuse 09 tahoeTahoe low side chevy yukon escalade gmc cadillac z71 tahoeyukonforum Yukon gmc xl air refrigerant conditioning add low pressure port v8 slt freon 3l flexfuel conditioner system recharge2001-2006 yukon denali ac compressor …Check Details Ac chevy low pressure gmc compressor 1999 air 1500 high yukon conditioning 2000 side conditioner clutch 2005 system 1994 blazer. 2015 gmc acadia low pressure port location / 2015 gmc acadia for saleYukon gmc tahoe 1999 recharging forum air chevy denali ad sponsored escalade conditioner Gmc acadia sleHow to add refrigerant to a 2015-2019 gmc yukon xl.1. AC Blowing No Air at All. Usually the culprit. If your GMC Yukon has no air moving through the climate system at all, that’s a lot easier to diagnose than the air that …Silverado chevrolet air 2500 2008 diesel conditioner 6l 2007 refrigerant v8 port pickup recharge add freon cab crew conditioning lt Ac low gmc chevy 2003 refrigerant lines charge locations A/c is blowing hot air. …2018 gmc yukon ac low pressure port. 2017 gmc acadia freon capacity2016 gmc acadia review A/c recharge port location replace ac filter chevy traverse, gmc acadiaGmc low 2000 silverado pressure switch chevy 2010 serria if located syatem problem having gas air bog down justanswer tab.

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Check Details 2018 gmc yukon ac low pressure port. How to add refrigerant to a 2007-2014 gmc sierra 2500 hdGmc sierra 1500 refrigerant port pressure low air add recharge freon flexfuel extended sle cab v8 3l pickup system Where is the low pressure port to use ac pro charge kit on a 2001 gmcAc gmc port sierra recharge 2009 v8.Port Finder & Vehicle Specific How-To Videos. Search our database by selecting your vehicles make, model, & year below.To inspect for air conditioning system leaks in a GMC Yukon, follow these steps: 1. **Prepare:** Park the vehicle in a well-ventilated area and turn off the engine. 2. **Safety first:** Put on safety goggles and gloves to protect yourself from refrigerant splashes and other hazardous materials. 3.I need the location of the low-side A/C freon port for a 2003 Yukon XL Denali with dual air. There are NO low side ports visible on any low-side hoses, on the drier against the firewall or on the compressor itself that I can see, just a port and pressure relief valve on the high side. The 5-volume GM shop manual, which I own, only referes to ...Thanks! Here is the location but please be advised that charging an AC system can be very dangerous if you are not trained. Always verify you are connecting to the low pressure (suction) side of the compressor. Connecting a can of refrigerant to the high pressure side of the compressor can grenade the can resulting in serious injury.What is the AC Compressor all about? An AC system has many components: compressor, condenser, receiver dryer, evaporator, and hoses. The compressor, the “heart” of the car’s air conditioning system works like a pump taking refrigerant, (R-12 in older cars, R-134a in 1995 and newer cars) and pressurizing it, passing it along to the evaporator.See how to properly secure their car seat. 2016 GMC Sierra 1500 SLT 6.2L V8 Crew Cab Pickup. Replace the front turn signal. If your blinker doesn't blink, or blinks rapidly, you likely have a burnt out bulb. 2015 GMC Sierra 1500 SLE 5.3L V8 FlexFuel Extended Cab …A/C Port Finder. Use our A/C recharge port finder to discover how to refill and recharge your car’s A/C. Our database has vehicle-specific advice on how to find the right low-side port. Search our database by selecting your vehicle’s make, model, and year below….I am trying to figure out which of the AC outlets on my 2017 is the low pressure? The caps do not have any indicators on them. Is the large line the high and the small the low? Appreciate any feedback. Thanks, TimJun 28, 2022 · Those cans with the gauges don't work right. For best results, get a vacuum pump and start fresh. 2009 GMC Yukon XL SLT 5.3 K5L - 2012 GMC Sierra SLT 6.2 NHT - 2013 GMC Sierra SLT 6.2 GAT. “Woe unto them that call evil good, and good evil; that put darkness for light, and light for darkness; that put bitter for sweet, and sweet for bitter!”.

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Dec 31, 2018 · Low side pressure was ~50 psi @ 90 degrees (which seems fine) but the high-side pressure is low at ~ 175psi. Not sure what to make of that. I drove through Texas...along the Mexican border...where it was 105 degrees the AC blew cold but not as cold as it has been in the past, but when stopped the AC blows much warmer. You don't necessarily need it on jacks. It only drops down about an inch when you unhook the air shock. The air shock is not the only thing holding up the rear. The spring/shock do most of the work back there. The air bags on the shocks are just a supplement. Now, if you were removing the entire shock that would be a different story...Any hints as to where the right port is at, or is my system fubared? The only reason I'm messing with it is it's blowing warm air at idle, but cold when moving. I'm pretty sure the fan clutch is t the culprit, because the engine …Connect your bottle and hose thingy to it. It works like a regular high-pressure fitting like on an air compressor hose- pull the ring back, push the hose on the port until it clicks, then release the ring to lock the hose on the port. You will be able to read the AC system's pressure (or lack of) at this point. For about $20.The port behind your engine is the low pressure port. The high pressure port is under the black plastic cover that goes over the top of your radiator. The problem, as others have stated, is that your vehicle uses the new R-1234yf coolant, which is not compatible with the older R-134A. So do not put a booster can of R-134A in it.Feb 9, 2024 · 2018 chevy tahoe low pressure ac port. Pressure ac switch location low tahoe chevy gmc attaching escaladeHow to add refrigerant to a 2007-2013 chevrolet tahoe 2015 chevy tahoe low pressure port acAc pressure switch low location escalade cadillac chevy. Port Canaveral, located on the east coast of Florida, is one of the busiest cruise ports in the United States. With its convenient location near Orlando and its proximity to popula...A check engine light can be cleared with a simple fix or it could be a major problem - find out now! 2019 GMC Sierra 1500 5.3L V8 Crew Cab Pickup. Change a rear blinker. Don't send mixed signals - if your turn signal doesn't blink, or blinks rapidly, you likely have a burnt out bulb. 2019 GMC Sierra 1500 5.3L V8 Crew Cab Pickup.E) low freon charge F) improper compressor cycling There is no low suction pressure cutout on the tahoe, only a low system pressure cutout. If system charge has been verified to be correct, hi & low pressure's are within range (before the evap coil is frozen) there is plenty of air moving across the evaporator....Add washer fluid. One of the easiest fluids to top off - learn how to open the hood and where the reservoir is on your car. 2007 GMC Envoy Denali 5.3L V8. Replace brights. On many cars, the high beam bulb runs at reduced power during the day - check 'em and …Are you preparing for an upcoming entrance exam? Whether it’s for college admissions, professional certification, or graduate school, the pressure to perform well can be overwhelmi... ….

You can turn the blue knob on the connector to close / open and watch the probe inside recede - screw back and forth. Also check for burrs on male service port fitting, lubricate fitting. Pull snap lock ring back and depress the ball bearings inside with small screwdriver, toothpick, to make sure they are not stuck.See how to properly secure their car seat. 2016 GMC Sierra 1500 SLT 6.2L V8 Crew Cab Pickup. Replace the front turn signal. If your blinker doesn't blink, or blinks rapidly, you likely have a burnt out bulb. 2015 GMC Sierra 1500 SLE 5.3L V8 FlexFuel Extended Cab Pickup. Check transmission fluid level.Port Salerno, Florida started as a small fishing village on the Manatee Pocket, and is now an area packed with things to do. Last Updated on February 15, 2023 Located on the Treasu... Stop! Checking your brake fluid from time to time is a great way to ensure safe stopping. 2008 GMC Yukon Denali 6.2L V8. Top up the oil level. Many cars will burn or leak a little bit of oil. Over time, this adds up and you might need to add some - learn how to here! 2008 GMC Yukon Denali 6.2L V8. Fix minor oil leaks. 3 posts · Joined 2018. #1 · Apr 10, 2019. I'm looking for confirmation of WHERE the low side AC port is on the 2015. The one at the top - that i CAN reach - is high side. What I THINK is the low side seems to be in an UNREACHABLE SPOT on the underside behind the radiator, that's dang near impossible to get your hand in between …The low side service port is usually located between the AC compressor and evaporator. The low side service port will have a black or blue plastic cap that needs to be removed. The low side service port is … 2013 GMC Acadia SLT 3.6L V6. Complete oil & filter change. Sure you can take it in for a $19 lube, but are you OK with a stripped oil pan and cheap parts in return? 2013 GMC Acadia SLT 3.6L V6. Add brake fluid. If your brake fluid is a little low, learn how to add some here. Ignoring a low level leads to big problems. A check engine light can be cleared with a simple fix or it could be a major problem - find out now! 2019 GMC Sierra 1500 5.3L V8 Crew Cab Pickup. Change a rear blinker. Don't send mixed signals - if your turn signal doesn't blink, or blinks rapidly, you likely have a burnt out bulb. 2019 GMC Sierra 1500 5.3L V8 Crew Cab Pickup. 2018 gmc yukon ac low pressure port location, Jul 24, 2020 · From my research (not claiming to be an expert by any stretch), I think it either has to be the AC pressure switch or the evaporator temp sensor. im hoping it’s the pressure switch under the hood instead of the evap temp switch behind the dash. Any advice will be appreciated. I’m certain I’m the least knowledgeable of anyone on this thread. , Recharge the A/C in Your Yukon XL. Let's say we repair your 2018 GMC Yukon XL A/C system. We will also perform an A/C evacuation and recharge. To do this, one of our technicians will remove the refrigerant in your A/C system (if there is even any left to remove). Then, they’ll perform an evacuation (also known as a discharge) on the entire ..., 2018 gmc yukon ac low pressure port. 2017 gmc acadia freon capacity2016 gmc acadia review A/c recharge port location replace ac filter chevy traverse, gmc acadiaGmc low 2000 silverado pressure switch chevy 2010 serria if located syatem problem having gas air bog down justanswer tab., Are you preparing to take the Certified Nursing Assistant (CNA) exam? If so, you’re likely feeling a bit of pressure as you prepare for the big day. The good news is that there are..., Port Salerno, Florida started as a small fishing village on the Manatee Pocket, and is now an area packed with things to do. Last Updated on February 15, 2023 Located on the Treasu..., One is in the MAF sensor to get the intake air temp for the ECM 2001 Yukon SLT 2012 Yukon Denali XL 2011 Yukon Denali RIP 5/20/18 . Reactions: swathdiver. Sep 19, 2019 #9 OP . OP. ... radio or rear view mirror in a number of GM vehicles. There may be some confusion about the operation of the display and how quickly it updates ambient ..., A/C Port Finder. Use our A/C recharge port finder to discover how to refill and recharge your car’s A/C. Our database has vehicle-specific advice on how to find the right low-side port. Search our database by selecting your vehicle’s make, model, and year below…., Port low pressure mustang s550 ac location evaporator service gt defect factory mustang6g ecoboost. Yukon gmc tahoe 1999 recharging forum air chevy denali ad sponsored escalade conditionerGmc acadia air recharge conditioning car repair Low pressure ac port gmc yukonI have a 2003 gmc truck c 1500 2wd v8-4.8l vin v i do not …, When the air conditioner in your 2013 GMC Acadia starts blowing hot air, you likely have a freon leak. Recharging the freon in your AC system is an inexpensive and easy first step to restoring the cooling capacity of your A/C system. Most refrigerants include a leak sealer that will seal small leaks in addition to filling the R134a freon., Hello, there is no mechanism here to post photos, even if we had them. The refrigerant pressure sensor is located near the front passenger side of the engine compartment, on a refrigerant line. I'm not sure what other switch you are seeking. Your concerns do not reflect a problem with the air conditioning refrigerant system alone, but also ..., My AC would randomly start and stop intermittently, so I ensured that the system was charged and once I was assured that it was full I checked this switch an..., See how to properly secure their car seat. 2016 GMC Sierra 1500 SLT 6.2L V8 Crew Cab Pickup. Replace the front turn signal. If your blinker doesn't blink, or blinks rapidly, you likely have a burnt out bulb. 2015 GMC Sierra 1500 SLE 5.3L V8 FlexFuel Extended Cab …, 26.9K subscribers. Subscribed. 921. 703K views 10 years ago. You can easily recharge your car's air conditioner with A/C Pro and get your car blowing cold air …, Low fuel pressure results in several issues for the engine, including rough idle, poor performance and decreased fuel economy. If the pressure is too low, the engine does not start..., The low side AC port location is the first thing to find when you are looking for how to put freon in a car. Once you find the 2018 Equinox AC low pressure port cap, hook up the can of refrigerant to the low pressure port. When your compressor kicks on, add freon to the correct pressure. In addition to cooling, freon lubricates the compressor ..., Showing where the Hi and low pressure nozzles are for the refrigerant on this model of a GMC Yukon. ., Check Details 2015 gmc acadia low pressure port location. Answered: oil pressure does not read psi (gmc sierra 2500hd)Where is the evap service port on a 2008 gmc sierra 1500 5.3 awd. i Gmc acadia air conditioning recharge diy car repairGmc sierra 2500 2009 refrigerant add pickup port 0l 2007 freon., Replace your blades twice a year. 2016 GMC Canyon SLT 3.6L V6 Crew Cab Pickup. Checking coolant hoses. Coolant hoses wear out over time and need to be replaced - check 'em early and often. 2016 GMC Canyon SLT 3.6L V6 Crew Cab Pickup. Change center stop light., The data above is updated daily, based on used car inventory for sale on CARFAX for the last five model years of this car. Find the best used 2018 GMC Yukon near you. Every used car for sale comes with a free CARFAX Report. We have 747 2018 GMC Yukon vehicles for sale that are reported accident free, 439 1-Owner cars, and 800 personal use cars., Web 2018 v6 ac low pressure / charging port location. My ac system is running weak and not putting out much cold air even at the lo setting. Used 2018 Gmc Yukon Xl Slt In Onyx Black For Sale In Dallas, Texas. Our technicians are trained to inspect and repair 2018 gmc yukon xl a/c systems., Hi all, I have a 2018 Tahoe RST that the AC stopped working on this spring. Could see some evidence of the Condensor crack and no pressure in the system so I went ahead and replaced the condensor, put a vacuum on it for 30 minutes, checked out good, and recharged the system with R1234yf and 2 oz of oil., Port Dover, a picturesque town located on the northern shore of Lake Erie in Ontario, Canada, is a hidden gem for those looking to invest in real estate. Port Dover offers a pletho..., The Yaris and Yukon are some cars manufactured as of 2014 that start with Y. The Yaris is made by Toyota, and the Yukon is made by GMC. GMC also makes an extended version of the Yu..., In this video we will go over the replacement of a leaking AC high side service port valve, as well as a leaking low side Schrader port valve, in GM trucks. ..., Hello, there is no mechanism here to post photos, even if we had them. The refrigerant pressure sensor is located near the front passenger side of the engine compartment, on a refrigerant line. I'm not sure what other switch you are seeking. Your concerns do not reflect a problem with the air conditioning refrigerant system alone, but also ..., Replace your blades twice a year. 2016 GMC Canyon SLT 3.6L V6 Crew Cab Pickup. Checking coolant hoses. Coolant hoses wear out over time and need to be replaced - check 'em early and often. 2016 GMC Canyon SLT 3.6L V6 Crew Cab Pickup. Change center stop light. , Replace your blades twice a year. 2016 GMC Canyon SLT 3.6L V6 Crew Cab Pickup. Checking coolant hoses. Coolant hoses wear out over time and need to be replaced - check 'em early and often. 2016 GMC Canyon SLT 3.6L V6 …, Evap and Dryer freezing up, but only on lowest 3 fan settings. I checked refrig level and it’s perfect. I had the system evac’ed, power flushed, and the oriface tube replaced. I also had the computer re-flashed to an upgraded AC program. Did not fix the problem. I would physically turn the compressor off by turning the AC off in the cabin., When the air conditioner in your 1999 GMC C1500 Suburban starts blowing hot air, you likely have a freon leak. ... The low side AC port location is the first thing to find when you are looking for how to put freon in a car. Once you find the 1999 C1500 Suburban AC low pressure port cap, hook up the can of refrigerant to the low pressure port. ..., When you have added the 24-28 oz. of gas, the high side will read about 250-300 psi and low side about 18-28 psi. Freeze 12& R134 Low pressure cutout switch adjustment. The low pressure cutout switches are adjustable. They should be set with the low limit about 18-21 PSI, the stock setting is about 25 PSI., What pressure should the low side port read? Using the cheap gauges that cam with the refill kit I got the pressure to about 50psi with the pump running with …, See how to properly secure their car seat. 2016 GMC Sierra 1500 SLT 6.2L V8 Crew Cab Pickup. Replace the front turn signal. If your blinker doesn't blink, or blinks rapidly, you likely have a burnt out bulb. 2015 GMC Sierra 1500 SLE 5.3L V8 FlexFuel Extended Cab …, Showing where the Hi and low pressure nozzles are for the refrigerant on this model of a GMC Yukon. .