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Chevrolet Grand Blazer P128B Engine Trouble Code

When the check engine light comes Chevrolet Grand Blazer P128B code on the first you should check is the gas cap. Pull over, retighten it, and take a look at the cap to see if it has any cracks in it. Continue driving and see if the check engine light turns off. Alternately, you can purchase a gas cap for about $3 at an auto parts store. All you need to do is take the old one off and screw on the new one. If you've already made it to the store, you might as well just replace it. While not car-threatening, it's good to take care of this right away to improve gas mileage.

Chevrolet Grand Blazer P128B Code Meaning :

P
OBD-II Diagnostic Powertrain (P) Trouble Code For Engine
1
Fuel And Air Metering
2
Engine Oil Temperature Sensor Malfunction
8
Cylinder 10 Contribution/balance Fault
b
Exhaust Gas Recirculation Sensor B Circuit High
Chevrolet Grand Blazer Engine

When you check Chevrolet Grand Blazer car engine light came on code P128B the reason should be . However manufacturer may have a different definition for the P128B OBD-II Diagnostic Powertrain (P) Trouble Code. So you should chech it on our car models.

P128B OBD-II Diagnostic Powertrain (P) Trouble Code Description

P128B engine trouble code is about Exhaust Gas Recirculation Sensor B Circuit High.

Reason For P128B Code

The reason of P128B OBD-II Engine Trouble Code is Engine Oil Temperature Sensor Malfunction.

P128B code on vehicles with electronically controlled automatic transmissions, the 3-4 shift solenoid is responsible for actuating the hydraulic circuits to activate clutches or bands that change gears inside the automatic transmission.

P128A Previous Engine Trouble Code For Chevrolet Grand Blazer Next Engine Trouble Code For Chevrolet Grand Blazer P128C

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