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2003 GMC Sierra 3500 6.0L MIL Lamp on
Posted to GM Driveability on 3/16/2022 11 Replies

loss of comms until you step on brake pedal than able to get codes

11 Replies Received (View Replies)

  Related Documents & Media  2003 GMC Sierra 3500

 
Message Closed w/Summary

car Vehicle Data

2003 GMC Sierra 3500

VIN [No VIN Available]
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1626Theft Deterrent System Fuel Enable Circuit Malfunction
U1064Lost Communication With BCM / VCD Module
U1301Class 2 Data Line Short To Voltage
U1626
Message Closed w/Summary

car Vehicle Data

2003 GMC Sierra 3500

VIN [No VIN Available]
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection / sefi
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1626Theft Deterrent System Fuel Enable Circuit Malfunction
U1064Lost Communication With BCM / VCD Module
U1301Class 2 Data Line Short To Voltage
U1626