It's usually near the receiver/dryer. That's the silver thing that looks like a Tomato Juice can with the ends rounded. Sometimes the receiver/dryer is wrapped, sometimes not. In any case, there should be a fitting that has a screw on dust cap. The 134A refrigerant for your vehicle comes with many options. You can get oil charge, UV Dye, colored dye, seal conditioner and generic-refrigerant-only. Unless you know of a specific need for any of the other options, just get the generic. Some of the cans even have a fitting and a gauge on them for convenience. Just be careful that you don't over-fill, otherwise you'll blow the seals out of the compressor, then you'll need a new compressor.
The 2002 Dodge Grand Caravan air conditioning recharge valve is located on the air conditioning compressor. The recharge valve will be labeled as such.
Yes, there is an air conditioning relay on the 2001 Pontiac Grand Prix. The air conditioning relay is located in the fuse box underneath the hood.
BEHIND THE COMPRESER
on the bottom side front of the motor it should have a red or blue maybe even black cap
It doesn't have one.
It is located on the pressure line.
If it is a six cylinder the low pressure fill is on the passenger side near the firewall.
You can add Freon to your 2005 Pontiac Grand Prix air conditioning system through the low pressure port. The low pressure port can be found on the air conditioner compressor.
The fuel pressure regulator on a 1994 Jeep Grand Cherokee is part of the pump module in the fuel tank.
the low pressure port is located on the back side of AC pump. you have to jack the car up a bit to get to it under the car. you will see the BLUE cap on the back side or the under side ?
Pontiac low pressure ac portI have a 1998 grand prix gt and the low pressure service valve for the air conditioning in located in the very back of the engine compartment under the windshield.The high pressure is located on the driver side next to the fender.Also you can go to efproducts.com for informational videos on how to use their products to recharge your systems and retro fit the new valves if you need to.hope this helps.
On the low side service port that is located on the a/c compressor manifold.....