× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
Re: 2008 Chevy Trailblazer 4.2
Posted to Technical Discussion Forum on 2/2/2019

[...trimmed text...]

What's the mileage on this vehicle? I agree with Bradley. I would do a leak-down test on a cold engine with 40 psi pressure.

Login to read more.