2002 silverdo 5.7

Asked by GuruXMNHB Nov 21, 2018 at 01:04 PM about the 2002 Chevrolet Silverado 1500

Question type: Maintenance & Repair

idle drops to 300 rpm let it sit 5 min restarts ok

1 Answer
27,590

oilyspill answered 6 years ago

You have drive-by-wire throttle. I'd have to check trouble codes for that system. I didn't see 5.7L engine, I saw 5.3L in database. Here's wiring diagram, don't know if it will help?

Mark helpful

Your Answer:

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