
2002 Chevrolet Impala 3.4L No Start
Vehicle came in with the BCM going haywire and codes in all
the other modules for the BCM. After confirming good
powers, grounds and no shorts, I replaced the BCM.
FIX posted 2/15/2008
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Message Closed w/FIX
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VIN | 2G1WF55E52 |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / security system |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P1631 | TCM Internal - Clock Processor Performance |
Message Closed w/FIX
Vehicle Data
2002 Chevrolet Impala
VIN | 2G1WF55E52 |
Engine | 3.4 L / 6 cyl / GAS |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI / security system |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P1631 | TCM Internal - Clock Processor Performance |