How to troubleshoot the electrical system in a Chevy?
When interior lights start flickering or just don’t want to work at all, your first step is to check fuses and relays. If that checks out, look for a loose wire connector. Don’t forget to check the ignition switch too. Examine the ground cable from the engine to the firewall, particularly if you’re experiencing more than one electrical problem.
What to do if your GM charger is not working?
If you have GM charging system problems, you must first understand how they work. Plus, you must use a scan tool to determine the root cause. Otherwise you’ll be replacing parts unnecessarily. The new GM charging system is actually called the electrical power management system.
What was the problem with the GM ignition switch?
The firm helped to conduct the engineering investigations and failure analysis that resulted in the GM recall. In February, General Motors issued sweeping recalls for several models suspected of having a faulty switch that automatically turns the car’s engine off and prevents air bags from deploying — while the car is in motion.
What causes a GM torque converter to lock up?
Most of the time it is a stuck Torque Converter Clutch (TCC) solenoid, but this is not the only cause of this problem. General Motors has issued a few Technical Service Bulletins (TSBs) relating to this problem. There is also a specific diagnostic procedure to determine the exact cause of the TCC problem.
Are there any electrical problems with my GMC Sierra?
Other Common Electrical System related problems of GMC Sierra Problem Category Number of Problems Electrical System problems 101 Instrument Panel problems 38 Wiring problems 27 Dash Wiring problems 12
Why does my GMC Sierra shut off while driving?
My 2014 GMC Sierra shuts off while driving on the interstate with my family. In some cases all electrical blinks and it continues to drive while temporarily losing power steering and other features and other times turning off completely until coming to a stop.
Why is my GMC Sierra losing power steering?
In some cases all electrical blinks and it continues to drive while temporarily losing power steering and other features and other times turning off completely until coming to a stop. The dealership wants ~$400 to do diagnostics on a g218 bolt that they were told by GMC that it is related to. This issue came from the factory this way.
What happens when you put a GMC Sierra in reverse?
GMC should compensate owners until fixed. Display screen to bright when vehicle is in reverse. When putting vehicle in reverse the backup camera display is so bright you can not see your exterior mirrors or out any of the windows to see surrounding area.