C2904 DTC For Chevrolet Four Ninety
Chevrolet Four Ninety Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | Opposed Cylinder Engine |
| Engine Air Intake Process : | Supercharged Engine |
Your Chevrolet Four Ninety engine control system detects a problem, the computer stores the diagnostic trouble
code C2904 in its memory.
To figure out what is wrong with your vehicle you must first extract the C2904 DTC For Chevrolet Four Ninety.
On 1999 and later C2904 Chevrolet Four Ninety engines, the instrument cluster has a built-in self-diagnostic mode that can be accessed by pressing and holding the instrument cluster SELECT/RESET button. Insert the ignition key and turn to the RUN position (but don't crank or start engine). Continue to press and hold the SELECT/RESET button (for 5 seconds) until the word TEST is displayed by the odometer. Release the SELECT/RESET button within three seconds after the word TEST is displayed to begin the self-diagnostic mode.
C2904 Chevrolet Four Ninety DTC Meaning
| C |
Chassis Code - Problem is controller area network wiring bus and modules. |
| 2 |
MFG - Manufacturer Specific |
| 9 |
Transmission |
| 0 |
Air Conditioning (A/C) Clutch Feedback Circuit High Voltage |
| 4 |
Cruise Vehicle Speed/Set Speed Difference Too High |
While fuel economy was increased, acceleration was seriously compromised, and the loss of engine vacuum led to a dangerous loss of braking assist when the C2904 Chevrolet Four Ninety code system was in four-cylinder mode. In addition to these issues, while the company proposed a hydraulically controlled system that could be switched from within the car, the version they implemented had to be manually changed in the engine compartment using hand tools.
You can also check other Chevrolet car models :
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The listed Chevrolet models will give information about C2904 DTC.
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