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2002 Cadillac Escalade 6.0L MIL Lamp on
Posted to GM Driveability on 4/4/2012 2 Replies

this truck got a p 1639 code always i have my 5 volts at tps but i cant see the tps volts on my scanner i have unplugged the egr the mass but still the same my tank fuel press is betwen 0.50 and 2.25 v and i could not unplug it whitout removing the fuel tank ....

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  Related Documents & Media  2002 Cadillac Escalade

 
Message Closed w/FIX

car Vehicle Data

2002 Cadillac Escalade

VIN 1GYEK63N92
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1639TCM Internal - CAN 2 RAM Performance
Message Closed w/FIX

car Vehicle Data

2002 Cadillac Escalade

VIN 1GYEK63N92
Engine6.0 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFuel Injection
EmissionsOBD-II Compliant
SymptomsMIL Lamp On
OccursAlways

Trouble Codes

P1639TCM Internal - CAN 2 RAM Performance