U0988 DTC For Chevrolet Express

Chevrolet Express Engine Specifications:
Engine Type :Single Cylinder Engine
Cylinder Type :Opposed Cylinder Engine
Engine Air Intake Process :Supercharged Engine

Your Chevrolet Express engine control system detects a problem, the computer stores the diagnostic trouble code U0988 in its memory. To figure out what is wrong with your vehicle you must first extract the U0988 DTC For Chevrolet Express.

To solve U0988 Chevrolet Express problem, you'll have to remove the muffler, crankcase and other components blocking the valve chamber. Then, remove the cylinder head bolts (label for easy re-installation) Adjust the jaws of the valve spring compressor until they touch the top and bottom of the valve chamber Push the tool in to compress the spring and tighten the jaws Remove the retainers and lift out the valves , compressors and springs

U0988 Chevrolet Express DTC Meaning

U Network Code - Problem is climate control system, lighting, airbags, etc.
0 SAE - Generic
9 Transmission
8 Crankshaft Position Sensor Circuit Performance
8 Park/Neutral Postion (PNP) Switch Circuit Engine Torque Signal Circuit

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 U0988 Chevrolet Express 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.

U0987 DTC (Previous DTC Code) ( Next DTC Code ) U0989 DTC
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