Code 34 on a 1988 Chevy with a 454 engine indicates a problem with the manifold absolute pressure (MAP) sensor. To repair it, first check the wiring and connectors for damage or corrosion, as these can cause faulty readings. If the wiring is intact, test the MAP sensor with a multimeter to ensure it's functioning properly; replace it if it's defective. Finally, clear the code from the ECU and take the vehicle for a test drive to see if the code returns.
Code 65 on a 1988 Chevy Beretta GTU typically indicates a problem with the vehicle's oxygen sensor or its circuit. This code may trigger the check engine light and can affect engine performance and fuel economy. It’s advisable to inspect the oxygen sensor and its wiring for any issues, and replace the sensor if necessary to resolve the code. Always consult a repair manual or a professional mechanic for accurate diagnostics and repair.
Yo can not "change" an engine code. You need to repair what is causing the code.Yo can not "change" an engine code. You need to repair what is causing the code.
How can I repair the code po455 on my 2006 Chevrolet Silverado after replacing gas cap evap-canistor and a leak in a vacuum line.
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You will have to get a engine scanner and scan the engine. And it will give you the trouble code or codes, and then fix the problem. The computor is seeing a problem in the engine system or transmission system. Need to repair.
You need to repair the malfunction that caused the code stored in the engine computer.You need to repair the malfunction that caused the code stored in the engine computer.
90-9879
VIN code "H"
You must have an engine scanner to do that.
The engine codes for gasoline engines in the 1985 Chevy Celebrity: 2.5L 4 cylinder engine code R 2.8L V6 mpfi code w 2.8L V6 carburettor code x
your chev dealer can get key code for you by using the VIN number
You start by having it checked for codes. The light comes on because the computer has detected a fault. You need to know the code to know what to repair.