Location of the Vacuum Modulator for a 1997 Pontiac Grand Prix?

Answer A vacuum modulator, sometimes called a transmission modulator, is a device that connects to an automatic transmission and, by monitoring the engine vacuum, helps control shift timing. A bad vacuum ... Read More »

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How to Tune Up a 1997 Pontiac Grand Prix GT?

Many would say that the days of a regular maintenance tune up are over. While it is true that the days of the distributor are long gone, in today's cars and light trucks the need for regular mainte... Read More »

How to Check the Vacuum on a 2002 Pontiac Grand Prix?

As the pistons in the engine of your 2002 Pontiac Grand Prix travel down the cylinders during the intake stroke, vacuum is created in the intake manifold. When camshaft and ignition timing are corr... Read More »

How to Change the Coolant for a 1997 Pontiac Grand Prix?

The coolant in a 1997 Pontiac Grand Prix helps keep the engine operating at a safe temperature to protect it from heat damage. If the engine overheats, it may blow a head gasket and potentially cau... Read More »

How to Bleed the Brakes on 1997 Pontiac Grand Prix?

One of the most important maintenance tasks you have for your Pontiac Grand Prix is maintaining your brakes. Over time, your brake pads wear down, becoming less effective at stopping your car. If t... Read More »