Cadillac Escalade C0040: Meaning, Causes, + Likely Fix

C0040 is a chassis trouble code that occurs in the Cadillac Escalade. GM designated C0040 to indicate an issue with the right front wheel speed sensor. Replacing your Escalade’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

Cadillac Escalade C0035: Causes, Diagnosis, + Likely Fix

C0035 is a manufacturer-specific chassis trouble code that can occur in the Cadillac Escalade. GM designated C0035 to indicate an issue with the left front wheel speed sensor. Replacing your Escalade’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

Cadillac Escalade P0523: Meaning, Causes, + Likely Fixes

P0523 is a standard OBD2 trouble code that can occur in the Cadillac Escalade. 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 Escalade’s … Read more

Cadillac Escalade: Engine Power Reduced

Many late model GM-made vehicles, such as the Cadillac Escalade 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

Cadillac Escalade P0705: Meaning, Causes, & Diagnosis

P0705 is a very common transmission-related trouble code that can occur in the Cadillac Escalade. In layman’s terms, it means that your Escalade can’t tell what gear you’ve selected, which can have some real consequences on how it drives. It’s most likely caused by a bad Transmission Range Sensor (TRS), but there are other causes … Read more

Cadillac Escalade: DRL Warning Light On – Causes + Fix

Daytime running lights (or DRL) are specialized lights that come on when your Cadillac Escalade’s regular headlights are turned off. Their purpose is to make it easier for other drivers to see you, theoretically decreasing the odds of getting into an accident. If your Escalade’s DRL warning light is on, the powertrain control module (commonly … Read more