Petersen Buick GMC

Automotive Systems Guide

From the starter that begins your journey to the brakes that get you home safely, your vehicle is an engineering marvel. And nobody knows your vehicle and all its systems like Mr. Goodwrench. With our GM-trained technicians we've got you covered.

Click on a system below for info on each major part-and for hints on how your vehicle works or to help identify when a system or part is ready for replacement.

	Brakes		Ride & Handling		Steering
	Heating & Air Conditioning		Belts, Wipers & Cooling		Filters
	Exhaust & Emissions		Powertrain		Transmission
	Starting & Charging		Fuel & Engine Management