This 2006 Chevrolet Equinox came in with the complaint that the blower motor worked sometimes. Most of the time it did not work. The customer had already replaced the blower motor and the blower relay to no avail. I checked the blower fuse in the underhood fuse box to make sure it was both good … Continue reading “2006 Chevrolet Equinox, Blower Erratic / Inoperative”
This 1999 Chevrolet Suburban came in with the complaint that most of the instrument cluster. Also the HVAC control head panel illumination bulbs do not work. Since a couple of them did work, I did not have to worry about fuses and switches being the problem. Just blown bulbs. Disassembly starts with grasping the edges … Continue reading “1999 Chevrolet Suburban, Replacing Instrument Cluster & HVAC Illumination Bulbs”
This 1992 GMC C1500 pickup came in with the complaint that the blower motor was squeaking and the noise was getting worse. The blower motor is located under the passenger side of the dash and has this rubber and foam sound deadening cover over it. I know it seems strange but the first step in … Continue reading “1992 GMC Pickup, Changing The Blower Motor”
This 2005 GMC Sierra came in with the complaint that when the vehicle is started cold, the headlights, dash lights and dome light will flicker or pulsate. As the system runs the problem diminishes but never goes fully away. This is a common complaint on many Cadillac, Chevrolet and GMC full sized trucks and suv’s. … Continue reading “2005 GMC Sierra, Lights Flicker or Pulsate”
This 2003 Chevrolet Silverado happens to be my personal vehicle and today I decided to test the battery as cool weather is upon us in South Carolina. The battery failed a load test as expected. I have heard the cranking sound slightly off key for the past few weeks. Yes, I can detect/hear a weak … Continue reading “2003 Chevrolet Silverado, Changing The Battery”
This 2002 Chevrolet Suburban came in with the battery light on and the system voltage at 12 volts. In talking with the customer, I found out that the battery light had been coming on and going off for a bout a week. Yesterday the battery went dead while driving. I was pretty sure just from … Continue reading “2002 Chevrolet Suburban, Changing The Alternator”
This 2006 GMC Yukon came in with the Service Engine Soon (SES) light on and a code P0449 stored in the PCM memory. This test should be done on the vehicle but I could not figure a way to o the test and position everything for a good picture. So you will just have to … Continue reading “2006 GMC Yukon, P0449”
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”
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”
This 2004 Chevrolet Silverado came in with the complaint that the air only blows through the defrost and will not blow out of any other location. There were codes B0263 and B3770 stored in the HVAC module. The codes refer to mode actuator faults. To access the actuator, the driver’s side heater floor vent extension … Continue reading “2004 Chevrolet Silverado, Changing The Mode Actuator”