
2004 Chevrolet Silverado 2500 HD 6.6L No Communication
hello what we have is 04 duramax we are trying to run a smog test. the problem is the truck will not communicate with smog machine. comes up the data for mode 1 was set to priority 1, however the data collected was invalid. we flashed ecm with latest updat...
FIX posted 1/15/2018
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Message Closed w/FIX
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VIN | 1GCHK29264 |
Engine | 6.6 L / 8 cyl / DIESEL |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | No Communication |
Occurs | Always |
Misc. | Duramax |
Message Closed w/FIX
Vehicle Data
2004 Chevrolet Silverado 2500 HD
VIN | 1GCHK29264 |
Engine | 6.6 L / 8 cyl / DIESEL |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | No Communication |
Occurs | Always |
Misc. | Duramax |