1999 Chevrolet C2500 6.5L No Start
Good ol 6.5 no start. Let me start with the [...] passlock code but fuel pump is active while cranking and present owner has never had a resistor key. I believe passlock has been bypassed. Customer complaint. Sometimes wouldn't start then this week will never ...
FIX posted 1/27/2010
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Message Closed w/FIX
Vehicle Data1999 Chevrolet C2500
Trouble Codes
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Message Closed w/FIX
Vehicle Data
1999 Chevrolet C2500
VIN | 1GCGC24F1X |
Engine | 6.5 L / 8 cyl / DIESEL |
Trans | 4-speed Automatic (Electronic) |
Delivery | FI |
Emissions | OBD-II Compliant |
Symptoms | No Start |
Occurs | Always |
Trouble Codes
P1631 | TCM Internal - Clock Processor Performance |