
2006 GMC Sierra 2500 HD SL 6.0L MIL Lamp on
The check engine light flashes constantly with no codes in computer. This is a natural gas bi-fuel vehicle. The manufacturer that installed the natural gas system for Chevy is no longer in business. I cannot find any Diag info. Flashes key on running or no...
FIX posted 1/27/2022
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Message Closed
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VIN | 1GDHC24UX6 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Misc. | Cng |
Message Closed
Vehicle Data
2006 GMC Sierra 2500 HD SL
VIN | 1GDHC24UX6 |
Engine | 6.0 L / 8 cyl / GAS |
Trans | 5-speed Automatic (Electronic) |
Delivery | Fuel Injection |
Emissions | OBD-II Compliant |
Symptoms | MIL Lamp On |
Occurs | Always |
Misc. | Cng |