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1998 Chevrolet Express 3500 5.7L No Start, irratic shift
Posted to GM Driveability on 11/17/2003 5 Replies

originally came in with irratic trans shifting at the same time the speedo and fuel guage would fluctuate-the security light was also on.(test drove w/customer)also the hydro-assit brakes would malfunction. 10 minutes later started checking (visually) for faul...

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  Related Documents & Media  1998 Chevrolet Express 3500

 
Message Closed w/Summary

car Vehicle Data

1998 Chevrolet Express 3500

VIN 1GBJG31R4W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsNo Start, Irratic Shift
OccursIntermittently, Now No Start

Trouble Codes

P1631TCM Internal - Clock Processor Performance
U1192Lost Communications With PASS-Key® III Module
Message Closed w/Summary

car Vehicle Data

1998 Chevrolet Express 3500

VIN 1GBJG31R4W
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI
EmissionsOBD-II Compliant
SymptomsNo Start, Irratic Shift
OccursIntermittently, Now No Start

Trouble Codes

P1631TCM Internal - Clock Processor Performance
U1192Lost Communications With PASS-Key® III Module