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Chevrolet
Suburban
Engine
Symptoms
Stall at Idle
Will not idle after starting the engine?
1998 CHEVROLET SUBURBAN
235,000 MILES • 5.7L • V8 • 4WD • AUTOMATIC
GARRETT VASKA
MEMBER
1 POST
The vehicle listed above is an LT. It will start, run for a couple seconds and then shuts off.
Jun 8, 2023 at 7:47 AM
STRAILER
✓
Experienced Mechanic
55,554 POSTS
This sounds like a vacuum leak, or the throttle body needs to be serviced. here are three guided to help us get started on fixing the problem:
https://www.2carpros.com/articles/stall-at-idle
Use this guide when the engine is cold only:
https://www.2carpros.com/articles/how-to-use-an-engine-vacuum-gauge
and
https://www.2carpros.com/articles/throttle-actuator-service
Please run the codes as well and go over these guides and get back to us.
Jun 9, 2023 at 4:48 AM
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Frequently Asked Problems for This Vehicle
Engine won't start
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