2004 Chevrolet Tahoe, Code P0178

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”

Identifying The Correct Blower Resistor for Your 1999 – 2007 Chevrolet or GMC Truck Or SUV

In an attempt to avoid any further confusion I am giving some detailed information on the blower resistors for the Chevrolet Avalanche, Silverado, Tahoe and Suburban, GMC Denali, Sierra, Suburban and Yukon and Cadillac Escalade and midsized Buick Rainier, Chevrolet Trailblazer and SSR (2004+2005), GMC Envoy, Isuzu Ascender and Olsmobile Bravada. First of all the … Continue reading “Identifying The Correct Blower Resistor for Your 1999 – 2007 Chevrolet or GMC Truck Or SUV”

1995 Chevrolet Pickup, Runs Poorly Sometimes – Code 15

This 1995 Chevrolet Pick up came in with a complaint that the engine would start running poorly. Bucking and jerking intermittently and just generally carrying on is what the customer stated. He also said that he has had several different shops look at the problem, he has spent a lot of money and I am … Continue reading “1995 Chevrolet Pickup, Runs Poorly Sometimes – Code 15”

2000 Chevrolet Silverado, Changing The A/C Belt

This 2000 Chevrolet Silverado came in with the complaint that the a/c was not getting cold. A quick visual inspection found that the a/c belt was gone. Most owners do not even realize there is a separate a/c belt. In order to replace the belt, the primary serpentine belt has to be removed. This requires … Continue reading “2000 Chevrolet Silverado, Changing The A/C Belt”