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2003 Chevrolet Trailblazer LS 4.2L Poor Idle Quality, Hesitation, Stall
Posted to GM Driveability on 11/16/2010 11 Replies

Vehicle came in today with complaint of intermittant hesitation and stall. On tip in throttle, vehicle will loose RPM and sometimes stall. Almost feels like old GM EGR opening too soon. Tested fuel pressure, 56 psi all the time even when happening. Volume look...

11 Replies Received (View Replies)

  Related Documents & Media  2003 Chevrolet Trailblazer LS

 
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Trailblazer LS

VIN 1GNES16S53
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Stall
OccursAlways, on Accel
Message Closed w/Summary

car Vehicle Data

2003 Chevrolet Trailblazer LS

VIN 1GNES16S53
Engine4.2 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsPoor Idle Quality, Hesitation, Stall
OccursAlways, on Accel