How to Change the Throttle Body on a 2002 Trailblazer?

Answer Chevrolet introduced the Trailblazer as a separate vehicle in 2002. Prior to 2002 the Trailblazer label was attached to the Blazer model as a top trim level designation. Chevrolet only offered 4.2-... Read More »

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How to Clean the 2003 Trailblazer 4.2 Throttle Body?

Over time, you can expect the throttle body installed on your Chevy Trailblazer 4.2-liter engine to retain residue form road grime and from the gas you put into the gas tank. This is especially tru... Read More »

How to Change the Brake Pads in a 2002 Trailblazer?

Changing your own brake pads, even in a large vehicle like the 2002 Chevrolet Trailblazer, is a relatively light-duty car maintenance task. Many of the required tools can be found in the spare tire... Read More »

How to Change the Headlights on a 2002 Chevy Trailblazer?

The headlights of your 2002 Chevy Trailblazer must be changed when they burn out to avoid getting into a serious accident while driving at night. The service life for traditional halogen headlights... Read More »

How do I change engine oil in a 2002 Chevy Trailblazer?

ProcedureRemove the splash shield from the vehicle's underside so you can access the oil pan. Remove the oil pan's drain plug near the bottom of the pan and let the oil drain into a drain pan capab... Read More »