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Cars & Trucks Master
2,559 Answers
- Posted on Oct 27, 2016
Re: I have 2004 chevy z71 and i just changed spark plugs...
Sounds like you may have crossed a spark plug wire . Check and make sure the correct wire is on the correct plug. Also make sure the plug wires are seated properly. If all that checks ok then pull each plug and make sure none are damaged.
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