Having problems with your 2002 GMC Yukon XL ?
Tapping noise when 1st started cold
\015 I think it has lifter issues. 71,000 miles. Is there something you can run through the engine to help or is this a major fix?\015
Can be a big fix. youmay want to try a motor flush (engine oil)
Repair Help & Product Troubleshooting for 2002 GMC Yukon XL
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