U0442 Oldsmobile 76 DTC Code

Oldsmobile 76 Engine Specifications:

Engine Type :	Single Cylinder Engine
Cylinder Type :	Opposed Cylinder Engine
Engine Air Intake Process :	Naturally Aspirated

Your Oldsmobile 76 engine control system detects a problem, the computer stores the diagnostic trouble code U0442 in its memory. To figure out what is wrong with your vehicle you must first extract the U0442 DTC For Oldsmobile 76.

On 1999 and later U0442 Oldsmobile 76 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.

U0442 Oldsmobile 76 DTC Meaning

U	Network Code - Problem is climate control system, lighting, airbags, etc.
0	SAE - Generic
4	Fuel And Air Metering (Injector Circuit Malfunctions Only)
4	Control Module Throttle Actuator Position Performance
2	Kick-Down Switch Failed Short

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 U0442 Oldsmobile 76 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.