How to read check engine codes on a 1999 chev 1500 suburban.
Could be several reasons. Start with having the codes read. The codes will guide you towards the cause.
Read your owners manual.
I am sorry but you don't and you will need one to clear codes after the repair.
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Reading diagnostic codes is easy. The driver plugs the reader/scanner into the diagnostic port of the vehicle, and the scanner/reader will give a code if there is a problem, and tell them the type of problem.
96 on up you need a code scanner,you can take it to auto zone to have the codes read ,free of charge.
14 to 16
Contact the great guys at bongo.com and ask them to send you PDF of how to read the codes.
By fixing the problem that illuminated it. Get the codes read and fix the problem from there.
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Take it to auto zone and have the codes read for free.