The fuel level sensor in the fuel tank may fail causing erratic fuel gauge operation. Our technicians tell us that on high mileage vehicles you may wish to replace the complete fuel pump module assembly if this condition occurs.
Problems for specific Chevrolet Blazer years:
Car problem reports
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Most reported 2005 Chevrolet Blazer problems
Illumination of the Check Engine Light can be caused by a loose or worn gas cap.
The CD player in the radio may fail. Our technicians tell us that the radio will need to be removed and sent out to a radio repair shop to correct this condition.