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2002 Cadillac DeVille 4.6L State Insp Failure
Posted to GM Driveability on 2/18/2010 5 Replies

hello cady gurus i need a little help !! the codes indicate serial data line shorted to Bat + or no comm to several modules !! i scope the data buss term # 2 data link connector and pin 59 on pcm and get a sporadic square wave 0 to 7 + volt it shows a flat lin...

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  Related Documents & Media  2002 Cadillac DeVille

 
Message Closed w/Summary

car Vehicle Data

2002 Cadillac DeVille

VIN 1G6KD54Y42
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsState Insp Failure
OccursAlways

Trouble Codes

1096loss of comm w/ipc
U
U1040Lost Communication With Antilock Brake System Module
U1064Lost Communication With BCM / VCD Module
U1065loss of comm w/ instrument panel module
U1066loss of comm w/rear int module
U1192Lost Communications With PASS-Key® III Module
Message Closed w/Summary

car Vehicle Data

2002 Cadillac DeVille

VIN 1G6KD54Y42
Engine4.6 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsState Insp Failure
OccursAlways

Trouble Codes

1096loss of comm w/ipc
U
U1040Lost Communication With Antilock Brake System Module
U1064Lost Communication With BCM / VCD Module
U1065loss of comm w/ instrument panel module
U1066loss of comm w/rear int module
U1192Lost Communications With PASS-Key® III Module