This 2003 Chevrolet Silverado had come in about a month earlier, on a Friday afternoon and the customer wanted the system cold for a trip he was going on. The system had a low refrigerant charge. I added dye and oil, vacuumed it down and recharged the system. I advised the customer to come back … Continue reading “2003 Chevrolet Silverado, A/C Leaks”
This 2002 Chevrolet Suburban came in with the complaint that the radio fuse would blow. The fuse is in the driver’s side interior fuse box. I installed a new fuse and sure enough it blew when I switched the ignition on. I checked my wiring diagrams and found on this particular vehicle there was only … Continue reading “2002 Chevrolet Suburban, Radio Fuse Blows”
This 2005 Chevrolet Colorado came in with the complaint that the blower only works on the high speed. None of the other speeds work. This is a very common problem and easy to fix. It is the same repair on Colorado’s and GMC Canyons. The blower resistor is located under the passenger side of the … Continue reading “2005 Chevrolet Colorado, Blower Only Works On High Speed”
This 1991 Chevrolet caprice came in with the complaint that fuse #14 blows for the park / tail lights. As is normal for myself when looking for a short in the lighting systems, I went around the outside of the car and looked at the lights. There it was finally an easy one. The driver’s … Continue reading “1991 Chevrolet Caprice Classic, Short In Park Lights”
This 2004 Chevrolet Trailblazer came in with the driver’s side low beam not working. This one is a little trickier than earlier models to replace the bulbs in, because the grill has to be removed first. Not too hard though. There are several clips that hold the rill to the vehicle. Gentle prying with a … Continue reading “2004 Chevrolet Trailblazer, Changing Headlight Bulbs”
This 1999 Chevrolet Tahoe came in with a complaint that the ECM 1 fuse in the under hood fuse box would blow, which of course causes a no run condition. Usually five to ten minutes after a cold start. That in itself is enough of a clue to me to start looking around the exhaust … Continue reading “1999 Chevrolet Tahoe, ECM 1 Fuse Blows”
This 1997 Chevrolet K1500 pick up came in with the speedometer, tach and shift indicator not working sometimes. In testing I also found that there were codes stored related to the TCC (Torque Convertor Clutch) and transmission. P0740, P0785 and P1860. This is a pretty common problem but I was looking for a quick simple … Continue reading “1997 Chevrolet K1500 Pick Up, Tach and Speedometer Inoperative”
This 2004 Chevrolet Tahoe came in with the SES light on and complaints of poor fuel economy and a “strange feel to the engine”. I checked codes and found a code P0178 stored along with misfire and lean codes. P0178 is set if the frequency reading in the fuel composition sensor is below 45 Hz … Continue reading “2004 Chevrolet Tahoe, Code P0178”
The previous post on replacing the daytime running light sockets on a 2003 Chevrolet Silverado has detail about how to get to the socket but did not have much about how to splice in the new socket. The upper set of contacts in the picture below are burnt and are the reason for the socket … Continue reading “2003 Chevrolet Silverado, Replacing a DRL Socket”
This 2006 Chevrolet Trailblazer came in with the complaint that the blower did not work at any speed. This repair applies to 2002 -2009 Chevrolet Trailblazers and GMC Envoys,2002-2004 Oldsmobile Bravada, 2004-2007 Buick Rainier, 2002-2008 Isuzu Ascender. The parts are the same but positions may vary for 2004 and 2005 Chevrolet SSR. All with manual … Continue reading “2006 Chevrolet Trailblazer, Blower Inop”