Shut off while driving, code p1515

2003 CHEVROLET TRAILBLAZER
145,000 MILES • 4.2L • AUTOMATIC
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LUNNA1234
  • MEMBER
  • 1 POST
It shuts off while driving and won't start back up and has code p1515.
Apr 7, 2021 at 3:14 PM
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ASEMASTER6371
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 52,796 POSTS
Good afternoon,

I attached the possibilities below for you. The most common issue is the throttle body itself.

https://www.2carpros.com/articles/throttle-actuator-service

I attached the flow chart and the procedures for you below.

Roy
Apr 7, 2021 at 3:25 PM