2000 GMC Sierra vapor locking?

2000 GMC SIERRA
135,000 MILES
Avatar
VIGILJOHN
  • MEMBER
  • 1 POST
TRUCK RUNS great,once i have drove around town and stop at traffic signal it dies out!truck starts right up but when i go to give gas dies again .feels like it vapor locks or ran out of gas. she starts up immediately after she dies every time, then runs fine till have to stop or slow down again .help
Jun 13, 2013 at 8:22 AM
Advertisement
Avatar
DOCHAGERTY
  • CAR REPAIR CONTRIBUTOR
  • 9,606 POSTS
It seems like there might be an issue with the idle air control valve, also an OBDII vehicle might have some P codes that would aid in the diagnosis. Scan the truck with a scan tool and see if there are stored faults
Jun 13, 2013 at 9:02 AM
Repair Safety Notice: This information is for general instructional purposes only. Vehicle repair can be dangerous. Verify all information, follow manufacturer service procedures, use proper tools and safety equipment, and consult a qualified repair shop when needed.