This 2002 GMC Sierra came in with the complaint that the battery had gone dead and that the voltmeter was reading low voltage at times. I opened the hood and the problem was quite evident to me but I decided to do some testing anyways. The following picture shows 14.32 volts at the alternator output … Continue reading “2002 GMC Sierra, Erratic Charging Condition, Battery Goes Dead”
The customer brought this 2002 Chevrolet Silverado 2500HD, with a 6.6 liter diesel engine in, with the complaint that the batteries go dead and is slow cranking sometimes. He had replaced the batteries and the problem got better but is now starting to happen more often. The batteries on a dual battery system have to … Continue reading “2002 Chevrolet Silverado Battery Goes Dead”
A good customer called and said that on the way to work the security light came on in the dash and when he got to work the engine would no longer crank up. I suggested the normal check the battery cables, try cranking it in neutral instead of park, tilt the steering column up and … Continue reading “1999 Chevrolet Suburban No Crank Condition”
This 2001 Chevrolet Silverado came in with the complaint that the ignition key will not turn most of the time. I removed and inspected the lock cylinder and housing assemblies and found the fault with the tumbler assembly. The following are pictures of dis assembly. Grasp the corner of the dash and pull out. Repeat … Continue reading “2001 Chevrolet Silverado Ignition Lock Cylinder Will Not Turn”
2000 Chevrolet C3500 pickup with intermittent battery drain. Installed amp meter in between battery negative post and negative battery cable. A test light can be substituted if needed but not really recommended. Let vehicle sit for about 45 minutes to ensure all modules had gone to sleep and a .85 amp drain remained. Removed all … Continue reading “2000 Chevrolet C3500 Intermitent Battery Drain”