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Ask GM Tech (Cam) Your Own Question
GM Tech (Cam)
GM Tech (Cam), Chevy Technician
Category: Chevy
Satisfied Customers: 15201
Experience:  GM Grand Master Technician 2007. 14 years experience.
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I have a two thousand five express van. I have replaced the

Customer Question

Hi I have a two thousand five express van. I have replaced the maf sensor as well as the oxygen and throttle sensor the idle is still very erratic I come to a stop sign and the idle is screaming it will not idle down. At times I turn off the engine and then turn it on again and the idle is still redlining What is the problem
JA: Have you located all of the vehicle's oxygen sensors? Are the wires leading to and from each intact and in good shape?
Customer: No my mechanic only changed the three sensors the spark plugs and the fuel filter
JA: Are you hoping to fix this yourself? What have you tried so far?
Customer: No I am a painting contractor I know nothing about cars
JA: Anything else you think the mechanic should know?
Customer: No he witnessed the extremely high idle when I pulled into his chevr
Submitted: 1 year ago.
Category: Chevy
Expert:  Ryan Schott replied 1 year ago.

what engine do you have? do you know what codes he found if any?