B3877 DTC For Buick 90
Buick 90 Engine Specifications:
| Engine Type : | Single Cylinder Engine |
| Cylinder Type : | Opposed Cylinder Engine |
| Engine Air Intake Process : | Supercharged Engine |
Your Buick 90 engine control system detects a problem, the computer stores the diagnostic trouble
code B3877 in its memory.
To figure out what is wrong with your vehicle you must first extract the B3877 DTC For Buick 90.
On 1999 and later B3877 Buick 90 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.
B3877 Buick 90 DTC Meaning
| B |
Body Code - Problem is antilock brake system, electronic suspension and steering systems. |
| 3 |
SAE - Generic |
| 8 |
Accelerator Pedal Position (APP) Sensor 1 Performance |
| 7 |
Exhaust Gas Recirculation System Valve 1 |
| 7 |
Cruise Control System - Vehicle Accel 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 B3877 Buick 90 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 Buick car models :
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The listed Buick models will give information about B3877 DTC.
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