Updating the Wheels & Tires, 2003 Chevrolet with 2014 Silverado LTZ Take Offs

It was time for me to replace worn out tires on my 2003 Chevrolet Silverado and I wanted to also update the look with new wheels. I wanted to stick with factory wheels, just newer. I located a company, Alan’s Wheels  near Greenville, SC that handles a lot of late model take-offs on many makes and … Continue reading “Updating the Wheels & Tires, 2003 Chevrolet with 2014 Silverado LTZ Take Offs”

2003 Chevrolet Silverado, HVAC Actuator Stuck

This 2003 Chevrolet Silverado came in with the complaint that the passenger vents were stuck on heat at the end of August in South Carolina.. Since it was late I decided to try a procedure that GM came out with several years ago. It applies to actuators that have over traveled for one reason or … Continue reading “2003 Chevrolet Silverado, HVAC Actuator Stuck”

2003 Chevrolet Silverado, Changing The Battery

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”

2003 Chevrolet Silverado, Blower Does Not Work On Any Speed

This 2003 Chevrolet Silverado came in with the complaint that the blower did not work on any speed. The ABS and Brake lights were on as well. Testing begins at the HVAC fuses in the driver’s side fuse box that is located behind the dash end cap. The fuses need to be checked with the … Continue reading “2003 Chevrolet Silverado, Blower Does Not Work On Any Speed”

2003 Chevrolet Silverado, Changing the Mode Actuator, Code B0263

This 2003 Chevrolet Silverado came in with the air flow stuck on defrost. A simple diagnosis of a code B0263 found a faulty mode actuator.  This repair applies to 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, and 2011 Chevrolet Avalanche, Silverado, Suburban and Tahoe. It also applies to Cadillac Escalade, GMC Sierra and Yukon … Continue reading “2003 Chevrolet Silverado, Changing the Mode Actuator, Code B0263”

2003 Chevrolet Silverado, A/C Leaks

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”

2003 Chevrolet Silverado, Replacing a DRL Socket

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”

2003 Chevrolet Silverado, Daytime Running Lights Inop

This 2003 Chevrolet Silverado came in with both daytime running lights inoperative. In order to access the DRL bulbs the headlight assembly has to be removed first. It is pretty simple. Locate the retaining pin and lift up the lever. With the lever lifted up the pin can be slid out towards the center of … Continue reading “2003 Chevrolet Silverado, Daytime Running Lights Inop”

2003 Chevrolet Silverado, Blower

I have been asked many times about the auto blower control on 2003- 2007 Chevrolet Silverado Classic and GMC Sierra Classic trucks so I decided to take some readings on my truck. This also applies to the Tahoe, Yukon, Avalanche, Escalade and Suburbans of the same era with auto a/c controls. The blower control processor … Continue reading “2003 Chevrolet Silverado, Blower”