
1999 Buick Century Custom 3.1L No Start
Hey GM techs! shop key tells me pcm sends initial serial data with key on to bcm and aldl. Without this bcm sets a security light and locks me out from a start situation. I can manually start the car by creating a ground on pin 86 at the starter relay. Bcms ra...
FIX posted 11/9/2009
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Message Closed w/FIX
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VIN | 2G4WS52M9X |
Engine | 3.1 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
U1255 | Class 2 Communication Malfunction |
Message Closed w/FIX
Vehicle Data
1999 Buick Century Custom
VIN | 2G4WS52M9X |
Engine | 3.1 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
U1255 | Class 2 Communication Malfunction |