Chevy Express P0152: Causes + Easy Diagnosis

P0152 is a common OBDII code that occurs in many vehicles, including the Chevy Express. It indicates that the bank 2 sensor 1 O2 sensor is reporting a voltage level that is higher than its normal operating range. P0152 Definition: O2 Sensor – High Voltage – B2S1 O2 Sensor Oxygen sensors are responsible for metering the … Read more

Chevy Express: P0008 Code Diagnosis

P0008 is a somewhat uncommon OBD2 trouble code that can occur in the Chevy Express. It indicates that the crankshaft and camshaft are not synchronized properly, and should be considered a breakdown risk. Driving your Express with P0008 can lead to engine damage and a costly repair. While P0008 is a generic code (it has … Read more

Chevy Express C0040: Meaning, Causes, + Likely Fix

C0040 is a chassis trouble code that occurs in the Chevy Express. GM designated C0040 to indicate an issue with the right front wheel speed sensor. Replacing your Express’s right front wheel speed sensor is the most common repair for C0040, but it’s not the only one. Wiring harness issues are common with this code. … Read more

Chevy Express C0035: Causes, Diagnosis, + Likely Fix

C0035 is a manufacturer-specific chassis trouble code that can occur in the Chevy Express. GM designated C0035 to indicate an issue with the left front wheel speed sensor. Replacing your Express’s left front wheel speed sensor is the most common fix for C0035, but it’s not the only one. C0035 Definition C0035: Left Front Wheel … Read more

Chevy Express P0523: Meaning, Causes, + Likely Fixes

P0523 is a standard OBD2 trouble code that can occur in the Chevy Express. In layman’s terms, it indicates the signal from the oil pressure sensor is higher than its normal operating range (in terms of voltage). P0523 is generic (it has the same definition for all vehicles), repair steps will depend on your Express’s … Read more

Chevy Express: Engine Power Reduced

Many late model GM-made vehicles, such as the Chevy Express use an “Engine Power Reduced” mode when they detect a potentially catastrophic problem. Reduced engine power has been known to come on at very inopportune times (such as while driving on the highway). Many components can cause the engine power to be reduced. The most … Read more