Replaced throttle body assembly now have high idle?
10

Asked by GuruBWX1X Dec 16, 2018 at 12:23 AM about the 2009 Chevrolet Suburban 2500 1LT RWD

Question type: Maintenance & Repair

Replaced throttle body assembly on my 2009  
suburban 6.0 now have high idle did I do
something wrong or is something else
happening???

3 Answers
159,075

Bob answered 5 years ago

Recheck your work and make sure the gasket is not pinched or torn. Also make sure you didn't leave a hose loose.

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