2008 GMC Sierra Denali, Multiple Electrical Problems

This 2008 GMC Sierra Denali came in with multiple electrical complaints. The blower did not work. The left side stoplight, all left side turn signals, the right side mirror turn indicator. All of the power windows except for the right rear window did not work. There were a multitude of codes scattered through various modules. … Continue reading “2008 GMC Sierra Denali, Multiple Electrical Problems”

2004 GMC Yukon, Power Windows & Seats Inop, Airbag Light Is On

This GMC Yukon came in with the complaint that the power windows and power seats did not work and the Airbag light was on. Checking the fuses found that the SIR or airbag light 15 amp fuse was blown. I also found that the 50 amp MBEC fuse was blown. I replaced both fuses and … Continue reading “2004 GMC Yukon, Power Windows & Seats Inop, Airbag Light Is On”

2007 Chevrolet Tahoe LT, LBEC2 Fuse #75 Blows

This 2007 Chevrolet Tahoe LT came in with the complaint that the LBEC2 fuse would blow as soon as it was installed. The owner had tried several with the same result. The two symptoms that the owner noticed that pointed them towards a blown fuse was that the power windows and rear HVAC unit did … Continue reading “2007 Chevrolet Tahoe LT, LBEC2 Fuse #75 Blows”

2008 Chevrolet Silverado, Driver’s Power Door Lock Does Not Work Part Two

This 2008 Chevrolet Silverado came in with the complaint that the driver’s power door lock does not work. I had already repaired the problem with the driver’s door lock switch not working at all. to see that repair please click here. Since the switch was now working properly, the next step was to check the … Continue reading “2008 Chevrolet Silverado, Driver’s Power Door Lock Does Not Work Part Two”

2008 Chevrolet Silverado, Driver’s Power Door Lock Switch Does Not Work

This 2008 Chevrolet Silverado came in with the complaint that the driver’s power door lock switch would not work the door locks. The passenger side switch works but only the lock on the passenger side door. I needed to check signals at the power door lock switch on the driver’s door but some dis assembly … Continue reading “2008 Chevrolet Silverado, Driver’s Power Door Lock Switch Does Not Work”

2005 Chevrolet Tahoe, Multiple Complaints, Communication Faults

This 2005 Chevrolet Tahoe came in with multiple complaints. Radiator cooling fans on with key off,  dash warning lights on, gauges not working, door locks cycling, power windows not working and of course the battery will go dead if left sitting for any length of time. I had checked this Tahoe out a few weeks … Continue reading “2005 Chevrolet Tahoe, Multiple Complaints, Communication Faults”

2004 Chevrolet Tahoe Multiple Problems, No Communication

This 2004 Chevrolet Tahoe came in with a multitude of complaints. Some of the complaints were that it might not start, the power windows would stop working, the door locks would cycle, the radio would stop working, the instrument cluster gauges would stop working and  multiple warning lights would come on. From a technical perspective … Continue reading “2004 Chevrolet Tahoe Multiple Problems, No Communication”