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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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Engine starts than stalls. when it is running idle is at

Customer Question

engine starts than stalls . when it is running idle is at 500
JA: Is the check engine light on? Does the car stall at idle or when driving?
Customer: no check engine light on . once while driving ,
JA: What is the make/model/year of your car?
Customer: 2002 chevy Tahoe ls 5.3
JA: Are you hoping to fix this yourself? What have you tried so far?
Customer: yes . ive already change fuel pump .sending unit . filter. new spark plugs all rwithin past year.
JA: Anything else you think the mechanic should know?
Customer: no
JA: OK. Got it. I'm sending you to a secure page on JustAnswer so you can place the $5 fully-refundable deposit now. While you're filling out that form, I'll tell the Mechanic about your situation and then connect you two.
Submitted: 1 year ago.
Category: Chevy
Expert:  C. Walker, Jr. replied 1 year ago.

Good evening, Remove the throttle body air boot. With the ignition OFF, key out only, use a rag soaked in cleaner and wipe out the throttle body and throttle plate. The throttle plate should move freely to allow cleaning. Some vehicles have a reflash available to address this issue.