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2001 GMC W3500 Forward W3S042 5.7L Hesitation, Misfire
Posted to GM Driveability on 1/5/2011 9 Replies

Truck starts ok cold starts to run worse the hotter it gets. Checked for vacume leaks found none. fuel pump 52 psi idle. It appears to be running lean on bank 2 any body seen this before? Thanks for any help.

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  Related Documents & Media  2001 GMC W3500 Forward W3S042

 
Message Closed w/FIX

car Vehicle Data

2001 GMC W3500 Forward W3S042

VIN 4KDB4B1R51
Engine5.7 L / 8 cyl / GAS
DeliveryFuel Injection / MFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire
OccursHot, Under Load, on Accel

Trouble Codes

P0468fuel level sensor circuit high voltage
Message Closed w/FIX

car Vehicle Data

2001 GMC W3500 Forward W3S042

VIN 4KDB4B1R51
Engine5.7 L / 8 cyl / GAS
DeliveryFuel Injection / MFI
EmissionsOBD-II Compliant
SymptomsHesitation, Misfire
OccursHot, Under Load, on Accel

Trouble Codes

P0468fuel level sensor circuit high voltage