C2891 DTC For Chevrolet Avalanche 2
Chevrolet Avalanche 2 Engine Specifications:
| Engine Type : | Multi-Cylinder Engine |
| Cylinder Type : | V-Type Engine |
| Engine Air Intake Process : | Naturally Aspirated |
Your Chevrolet Avalanche 2 engine control system detects a problem, the computer stores the diagnostic trouble
code C2891 in its memory.
To figure out what is wrong with your vehicle you must first extract the C2891 DTC For Chevrolet Avalanche 2.
On 1999 and later C2891 Chevrolet Avalanche 2 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.
C2891 Chevrolet Avalanche 2 DTC Meaning
| C |
Chassis Code - Problem is controller area network wiring bus and modules. |
| 2 |
MFG - Manufacturer Specific |
| 8 |
Accelerator Pedal Position (APP) Sensor 1 Performance |
| 9 |
TP Sensor Learn Not Complete |
| 1 |
PCM Stack Overrun |
The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. C2891 Chevrolet Avalanche 2 code had an elaborate diagnostics procedure, including showing engine trouble codes on the air conditionning display. However, the system was troublesome, misunderstood by customers, and a rash of unpredictable failures led to the technology being quickly retired.
You can also check other Chevrolet car models :
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The listed Chevrolet models will give information about C2891 DTC.
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