1990 Grand Prix

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I have a 1990 Grand Prix with a 3.1 v6 no turbo and I need a firing order diagram and to know the spark plug gap. If anyone can help me out thanks.

posted by  sktm06

autozone dot com lists vehicle repair manuals, you can find everything there.

posted by  carls47807

it should all be on the emissions sticker, plug gap and coilpack arrangement...

posted by  dodger65

emissions sticker, haynes manual, etc.

posted by  tbaxleyjr

buy a good manual and you will have all the answers you will need.

posted by  Zalight

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