93 SE 'Check Engine Light' - GM Forum - Buick, Cadillac, Chev, Olds, GMC & Pontiac chat


1992-1999 Series I L27 (1992-1994 SE,SLE, SSE) & Series II L36 (1995-1999 SE, SSE, SLE) and common problems for the Series I and II L67 (all supercharged models 92-99) Including Olds 88's, Olds LSS's and Buick Lesabres Please use General Chat for non-mechanical issues, and Performance and Brainstorming for improvements.

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Old 05-16-2006, 11:00 PM   #1
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Default 93 SE 'Check Engine Light'

>other than for go get the codes< From normal cruising RPM, up to 3000, and about 50mph, check engine light comes on, take the foot off the gas, let it coast, engine light goes off. only happens with a cold engine. thoughts?
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Old 05-16-2006, 11:11 PM   #2
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Get a scan. After the light goes out, the code is moved to 'history'. Which means the paperclip trick can't retrieve it.

You MUST use a scantool to find out what it is. When the scan is done, bring the code here, and we can help further.
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