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Expert
186 Answers
- Posted on May 16, 2009
Re: 95 saturn sc1 all of a sudden had engine light on and...
You either have a bad engine coolant temp sensor & connector.Located under upper radiator hose at cylinder head Yellow & black wire.Original sensor is ceramic & replacement will be brass from saturn.Also you may check for vacuum leaks at PCV hose & valve.Hope this helps
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