Q: AC compressor squeals - 1991 GMC G2500
The AC compressor on my van has been malfunctioning lately. It makes squealing sounds. When it's running, it is very loud. How can I fix this?
The statements expressed above are only for informational purposes and should be independently verified. Please see our
terms of service
for more details
Get an instant quote for your car
Our certified mechanics come to you ・Backed by 12-month, 12,000-mile guarantee・Fair and transparent pricing
What others are asking
Do I need to replace camseals when doing timing belt job?
More likely than not, your camshaft seals are not leaking. They should still be holding up as long as you have kept up with changing the engine oil. However, it is recommended to have these seals replaced regardless of a...
Car turns but doesn't crank
There are many things that can cause a no start condition. If your timing belt broke, for example the engine on your vehicle is an interference engine, meaning it hits itself internally when the timing belt breaks. This usually bends...
Key not turning all the way
If you are having difficulty turning the key in the ignition switch, this may be a sign that the ignition lock cylinder, or perhaps the key, are worn and in need of replacement. This repair requires disassembling of the steering...
what causes a P0174 bank2 combustion too lean
You will need to have the system inspected thoroughly to see why the vehicle is going lean. The possible causes are that you are loosing fuel pressure or fuel volume. If fuel pressure gets too low it will cause the...
tachometer.speedometer temp gauge not working
If cluster fuses are good, check/clean the battery ground, bot the terminal and where the ground cable connects to the chassis. If that doesn't help, then you have a bad instrument cluster and it will have to be replaced.
Oil light comes on only when I'm stopped at a light
Hi and thanks for contacting YourMechanic. The oil pressure sensor (https://www.yourmechanic.com/services/oil-pressure-sensor-replacement) has either a loose connection or the sensor is contacts inside it has corrosion on it. Look at the wires to the oil pressure sensor and make sure that...
Brand new car has problem starting 2016 Nissan Sentra
Hi - the "hard start when hot (https://www.yourmechanic.com/question/car-won-t-start-on-a-hot-day-by-wenceslao-n)" sounds like a weak starter solenoid - unusual for a new car. "Heat soak" the transfer of heat after a vehicle has been driven, can sometimes cause weak electrical components, like the...
My 05 equinox is overheating. Refilled coolant reservoir this morning for the reservoir was empty, but I cant find any coolant. Now heater is blowing cold.
Hi there. If the engine is overheating to almost at the red line but not there, then the issue would be the thermostat and leaking out the blow by hose. If the needle is going into the red line, then...
2000 ford excursion v10 altinateor replaced still not charging, can drive 45 min before battery dies and truck stops running
Hello, thank you for writing in. This is going to be a process of elimination. To start, the charging system may be having issues with the battery or the alternator. Both should be tested to make sure they are working...
Related articles
A Buyer’s Guide to the 2012 GMC Sierra
The The 2012 GMC Sierra may not have sold quite as well as the Ford F-150, but that doesn’t mean you should dismiss this rugged and reliable model. For one thing, the Sierra is available in a half-ton version (1500)...
Signs of a Bad or Failing AC Compressor Relay
Common signs include inconsistent cooling, not hearing a click from the compressor turning on, and no cold air.
Top Five Selling Cars in Colorado in 2012
Colorado Colorado offers a varied climate depending on where drivers are located. Those in lower elevations see plenty of sunshine all year, while those in the mountain areas can see as much as 300 inches of snow. Due to this,...
Browse other content
Estimates
Maintenance
Services