Pontiac Automotive Repair Questions

Pontiac Cars and SUV's.

Here is a list of auto repair questions and answers.

Click on your model to read the articles.

Articles being added all the time.

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Latest Articles

Isuzu starting problems

HelloI have a 91 Isuzu amigo... when I start it I have to keep my foot on the gas pedal to ...

Trailblazer Code B0222 Speed ...

I have a chevy trailblazer 2002 4 whl drive and I get a code of b0222 front wheel speed signal ...

Isuzu brake booster location

i am trying to find where the brake booster is located on my 2005 Isuzu NPR dump truck,

Dodge Ram A/C Problems

2004 dodge ram 1500. I replaced condenser , evap, and dryer today. Flushed lines, did not replace O ...

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? The Benefits

How Things Work

Brakes- Hydraulic System- How Does It Work

The hydraulic brake system consists of the following:

Hydraulic Brake Master Cylinder Fluid Reservoir: Contains supply of brake fluid for the hydraulic brake system.

Hydraulic Brake Master Cylinder: Converts mechanical input force into hydraulic output pressure. Hydraulic output pressure is distributed from the master cylinder

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Common Engine Codes

Coolant Temperature Sensor Code P0117 Or P0118

The engine coolant temperature (ECT) sensor is a variable resistor, that measures the temperature of the engine coolant. The powertrain control module (PCM) supplies 5 volts to the ECT signal circuit and a ground for the ECT low reference circuit.

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