Silhouette Van

Some auto repair questions and answer related to the Oldsmobile Silhouette.


1999 Oldsmobile Silhouette. 3.4 V6
Question: Days after rebuilt the engine the check engine light came on do I went to the auto parts to connect the scan and the guy told me the problem was code P0440 but the light has been coming on and out. Thanks.

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2000 Oldsmobile Silhouette.
3400 V6 engine.
Question: I had my van at my parent's to help my brother fix his same make and model van A/C doesn't work. He unplugged the compressor to check voltage on mine to see if it was the same as his

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Transmission problem with my 2000 Olds Silhouette Premiere.

Check engine light. Scanned GM Computer code P0742.
I had the filter and fluid changed added Transgard.

My transmission keeps messing up when warm changed fluid and filter added Transgard worked for awhile and started again after long trip.

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How Things Work

Brakes- Rear Drum- How Do They Work

The drum brake system consists of the following:

Drum Brake Shoes: Applies mechanical output force, from hydraulic brake wheel cylinders, to friction surface of brake drums.

Brake Drums: Uses mechanical output force applied to friction surface from drum brake shoes to slow speed of tire and wheel assembly rotation.

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Common Engine Codes

EGR Codes P0400 - P0405

P0400-P0405
The powertrain control module (PCM) tests the exhaust gas recirculation (EGR) system during deceleration by momentarily commanding the EGR valve to open while monitoring the manifold absolute pressure (MAP) sensor signal. When the EGR valve is opened, the PCM should see a proportional increase in MAP.

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