U0389 DTC For Chevrolet Four Ninety
Chevrolet Four Ninety Engine Specifications:
| Engine Type : | Multi-Cylinder Engine |
| Cylinder Type : | Opposed Cylinder Engine |
| Engine Air Intake Process : | Naturally Aspirated |
Your Chevrolet Four Ninety engine control system detects a problem, the computer stores the diagnostic trouble
code U0389 in its memory.
To figure out what is wrong with your vehicle you must first extract the U0389 DTC For Chevrolet Four Ninety.
To solve U0389 Chevrolet Four Ninety 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
U0389 Chevrolet Four Ninety DTC Meaning
| U |
Network Code - Problem is climate control system, lighting, airbags, etc. |
| 0 |
SAE - Generic |
| 3 |
IC Module 4X Ref Circuit Intermittent, No Pulses |
| 8 |
Crankshaft Position Sensor Circuit Performance |
| 9 |
A/C System High Pressure High Temperature |
When you turn on the ignition, the Service Engine Soon or Check Engine U0389 Chevrolet Four Ninety light should flash briefly, indicating that the OBD system is ready to scan your vehicle for any malfunctions. After this brief flash, the light should stay off while you drive as long as no problems are detected. If U0389 DTC For Chevrolet Four Ninety so, you'll be glad to know that your vehicle is equipped with an early warning system that could save you time, money, and fuel in addition to helping protect the U0389!
You can also check other Chevrolet car models :
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The listed Chevrolet models will give information about U0389 DTC.
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