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1994 Buick LeSabre Custom 3.8L No Start
Posted to GM Driveability on 8/23/2005 12 Replies

Hi guys This ones got me.I have a crank but no run car with a code p1629.I have batt voltage at terminals a1 a2 and b2. I have grounds at terminals b5 and b6 of the theft module. With module disconnected I have 5 volts at terminal a3. With the module connected...

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  Related Documents & Media  1994 Buick LeSabre Custom

 
Message Closed w/Summary

car Vehicle Data

1994 Buick LeSabre Custom

VIN 1G4HP52L1R
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / port fuel
Emissionsfed
SymptomsNo Start

Trouble Codes

P1629TCM Internal Supply Voltage / Watchdog
Message Closed w/Summary

car Vehicle Data

1994 Buick LeSabre Custom

VIN 1G4HP52L1R
Engine3.8 L / 6 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / port fuel
Emissionsfed
SymptomsNo Start

Trouble Codes

P1629TCM Internal Supply Voltage / Watchdog