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2003 GMC Sierra 2500 HD SLE 6.6L No Acceleration
Posted to GM Driveability on 3/19/2012 7 Replies

This truck will sometimes have no acceleration or reduced power. Has code p2133 for pedal sensor three high voltage. Pedal has been changed with new gm unit. No change in problem. Customer has said truck has been programed with EFI Live tuning. I am going to r...

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  Related Documents & Media  2003 GMC Sierra 2500 HD SLE

 
Message Closed w/FIX

car Vehicle Data

2003 GMC Sierra 2500 HD SLE

VIN 1GTHK29153
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsNo Acceleration
OccursIntermittently

Trouble Codes

P2133Glow Plug 1 Circuit Excessive Current
Message Closed w/FIX

car Vehicle Data

2003 GMC Sierra 2500 HD SLE

VIN 1GTHK29153
Engine6.6 L / 8 cyl / DIESEL
Trans5-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsNo Acceleration
OccursIntermittently

Trouble Codes

P2133Glow Plug 1 Circuit Excessive Current