B0028 Oldsmobile 442 DTC Code

Oldsmobile 442 Engine Specifications:

Engine Type :	Multi-Cylinder Engine
Cylinder Type :	V-Type Engine
Engine Air Intake Process :	Supercharged Engine

Your Oldsmobile 442 engine control system detects a problem, the computer stores the diagnostic trouble code B0028 in its memory. To figure out what is wrong with your vehicle you must first extract the B0028 DTC For Oldsmobile 442.

On 1999 and later B0028 Oldsmobile 442 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.

B0028 Oldsmobile 442 DTC Meaning

B	Body Code - Problem is antilock brake system, electronic suspension and steering systems.
0	SAE - Generic
0	Transmission
2	Cruise Control Servo Indicates Low
8	Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit

The original multi-displacement system turned off opposite pairs of cylinders, allowing the engine to have three different configurations and displacements. B0028 Oldsmobile 442 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.