Questions & Answers for: Buick how much psi should be in ac

psi static Either the system has been grossly overcharged or there is a restriction in the low side line such as a plugged fixed orifice. If the orifice is plugged the most likely source of the debris

PSI. THATS GOOD PRESSURE.BESURE YOUR CAR IS RUNNING AC ON MAX.COMPRESSURE CLUTCH HAS TO BE TURNING COOLING FANS SHOULD BE RUNNING TO COOL CONDENSOR.IF LOW SIDE IS LOW AND HIGH SIDE LOW REFRIGERANT LOW

high ac pressure oscillates between 125 psi and 200 low steady on 30 air seems cold is this ok Is the cooling fan cycling on and off?

...psi when idling. Oil check light comes on when stopped. Remove oil pan and clean oil pick-up tube. Put an AC delco oil filter back on it as aftermarket filters will give problems. Check pressure with ...

...ac relay...all good. The compressor still will not kick on. I bought a R134A Kit at the auto store. Now I have not put any in yet. I did hook up the hose with the guage just to see if there was ...

ac does not cool low side at 50 psi after putting in 1 lb of rerigerant changed out filter, orrfice tube and pressure the same The low side should be 25 to 45 psi when the compressor is running, and ...

...ac and cooling fans will not start again till rev the engine high fast and let it idle. You can hear clutch kick in somewhere in the process of reving engine- I think when you let off. I passed this ...

...ac is called for, (clutch kicks in and engine slightly changes) but no cool air. If you have a set of manifold gauges, check the pressure prior to starting the engine and see if you are somewhere ...

...psi, replaced ign cntrl mod & MAP ( because tested 1.3k and 306k ohms when expecting 1.9k and 17k ), Coil primary windings @ 1 ohm, sec @ 8.5K, opti pin feed from ECM at 5v,5v meter and 12v test ...

...psi at key on. I would revisit the pressure regulator. Take the vacuum line off while it is running, watch it for 2 or 3 minutes. If you see any gas coming out of the vacuum nipple, the regulator is ...