Dash lights flickering and failure to start is a very common issue that can happen to the Pontiac Aztec. While your first impulse may be to think that there is something wrong with your vehicle’s starter (and it is possible), it’s usually caused by an issue with the battery or …
Read More »Pontiac Aztec P0073: Meaning, Causes, & How to Fix
P0073 is a common OBD2 trouble code that can affect the Pontiac Aztec. OBD2 trouble codes. In layman’s terms, it indicates that there is an issue with your vehicle’s ambient air sensor. The ambient air temperature sensor (or AAT for short) is responsible for monitoring outside air temperature and regulating …
Read More »Pontiac Aztec C0040: Meaning, Causes, + Likely Fix
C0040 is a chassis trouble code that occurs in the Pontiac Aztec. GM designated C0040 to indicate an issue with the right front wheel speed sensor. Replacing your Aztec’s right front wheel speed sensor is the most common repair for C0040, but it’s not the only one. Wiring harness issues …
Read More »Pontiac Aztec C0035: Causes, Diagnosis, + Likely Fix
C0035 is a manufacturer-specific chassis trouble code that can occur in the Pontiac Aztec. GM designated C0035 to indicate an issue with the left front wheel speed sensor. Replacing your Aztec’s left front wheel speed sensor is the most common fix for C0035, but it’s not the only one. C0035 …
Read More »Pontiac Aztec P0523: Meaning, Causes, + Likely Fixes
P0523 is a standard OBD2 trouble code that can occur in the Pontiac Aztec. 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 …
Read More »Pontiac Aztec: Engine Power Reduced
Many late model GM-made vehicles, such as the Pontiac Aztec 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 …
Read More »Pontiac Aztec P015D: Meaning, Causes, & Diagnosis
P015D is a generic trouble code, which means that it has the same definition for the Pontiac Aztec as it would any other vehicle. The code indicates that the Oxygen (O2) sensor on bank 2 is not cycling from lean to rich as fast as it should be. P015D is …
Read More »Pontiac Aztec P015B: Meaning, Causes, & Diagnosis
P015B is a generic trouble code, which means It indicates that the Oxygen (O2) sensor on bank 1 is not cycling from lean to rich as fast as it should be. P015B is usually caused by a bad oxygen sensor, but there can also be other causes. P015B Definition: O2 …
Read More »Pontiac Aztec P2279 Code: Meaning, Causes, and Diagnosis
P2279 is a generic OBD-II code. It indicates there is a vacuum leak coming from your Pontiac Aztec’s air intake system. While P2279 is a generic code (it has the same definition for the Aztec as it would any other vehicle made after 1996), repair steps will vary based on …
Read More »Pontiac Aztec P0605: Meaning, Causes, + Fix
P0605 is a relatively rare OBD-II trouble code that can occur in the Pontiac Aztec. It indicates that PCM (powertrain control module) is not passing its ROM (read-only memory) self-test when you turn the ignition on. While P0605 is a generic code (it has the same meaning for any car …
Read More »