Goodwrench Service
At Goodwrench Service we're driven by GM technology. The same innovations that make your driving experience remarkable make our maintenance extraordinary. Our GM technicians have the know-how and the GM-approved diagnostic tools and equipment to service your vehicle right.
Some of these same technologies also have less of an impact on the environment - easier on your pocketbook and easier on the environment, talk about a winning combination!
To read more about GM maintenance technology select a topic below.
Replace a dirty air filter
Change your air filter as recommended. Between changes, inspect it by taking the filter out and tapping it against a hard surface. If dirt falls out, replace the filter. Doing so can improve fuel economy by up to 10%.
More Tips
(Source: U.S. Environmental Protection Agency)

