P1771 DTC For Chevrolet Four Ninety
Chevrolet Four Ninety Engine Specifications:
| Engine Type : | Multi-Cylinder Engine |
| Cylinder Type : | V-Type Engine |
| Engine Air Intake Process : | Turbocharged Engine |
Your Chevrolet Four Ninety engine control system detects a problem, the computer stores the diagnostic trouble
code P1771 in its memory.
To figure out what is wrong with your vehicle you must first extract the P1771 DTC For Chevrolet Four Ninety.
On 1999 and later P1771 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.
P1771 Chevrolet Four Ninety DTC Meaning
| P |
Powertrain Code - Problem is related engine, transmission and emissions systems. |
| 1 |
MFG - Manufacturer Specific |
| 7 |
Ignition System Or Misfire |
| 7 |
Exhaust Gas Recirculation System Valve 1 |
| 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. P1771 Chevrolet Four Ninety 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 P1771 DTC.
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