GMC Sierra 1500 Limited service by top-rated mechanics at the convenience of your home or office

It may be possible that the fuel tank fuel injection additive has caused the catalyst to not be able to clean the chemical you put in out of the exhaust stream causing the catalyst sensor to not work correctly. As...

Hello - I would first check the throttle return spring (https://www.yourmechanic.com/article/how-to-troubleshoot-a-car-that-doesn-t-respond-to-the-gas-pedal-by-jessica-howe) at the carburetor - to make sure it's still there, and connected properly so that the throttle default position is "closed". Then check to see if the linkage back...

Are and of the gauges not acting like they normally do? On your vehicle a common failure is of the oil pressure sending unit. When this happens your gauge will display zero oil pressure and cause the check gauges light...

Be sure any engine immobilizer system (security system) is not activated, thus preventing the car from starting. Broadly, either the starter motor/solenoid assembly is faulty or the electrical circuit supplying the motor has a fault. That circuit begins at the...