I would find out what the CEL is first before i did anything. If a mechanic spent hours on it to come to the conclusion it was the intake, they are probably not very good.
1 - 1 of 8 Posts
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
A forum community dedicated to Chevrolet Silverado and GMC Sierra pickup owners and enthusiasts. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more!