My Car wont start after replacing spark plugs what do I do?

Asked by GuruJ15M7 Aug 02, 2020 at 07:22 AM about the 2004 Chevrolet Trailblazer LT 4WD

Question type: Maintenance & Repair

I replaced the spark plugs on my 2004 Chevy trailblazer and
now it wont start it wants to turn over but wont and when I
does i hear knocking any ideas on what it could be?

1 Answer
41,220

TDolby answered 4 years ago

Recheck your work. Make sure the coils are proper installed and the electrical plugs are connected. Maybe you bumped or knocked something else loose or forgot to plug back in?

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