Why does my light come on?  How do i fix it ?

Click below for a description of the indicator you
have on in your
Chevy Buick Pontiac GMC Oldsmobile car or truck
Some common dash indicator lights and warnings on your GM vehicle.
Chevy Buick Pontiac Oldsmobile GMC
GM dash warning light descriptions from factory mechanics.
Some popular car repair articles
Check engine light - Also known as the SERVICE ENGINE SOON or SES light. This  
indicates a malfunction in the engine control and emissions systems of your car. Step by  
step instructions on how to do a simple scan to check for computer trouble codes. These  
codes give an indication as to what system is having a problem.
Car maintenance - A list of some common auto maintenance checks that you can do  
yourself. Check fluid levels. Adjust tire pressures. Drive belt inspection, etc. Pictures  
videos, and more.
Engine data sensor Locations- Choose the engine size from the list to see locations of
 some sensors on GM vehicles. 4 cyl, v6, 8 cylinder engines.
Automotive questions -  Browse lists of some previously answered questions. Choose  
your vehicle by Make and Model and read articles our expert mechanics have answered.  
Auto repair part installation, location, how to, diagnosis, common causes and failures.
WARNING LIGHTS
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