Tag Archives: Terraza

P0000 is a rare OBD2 fault code that can affect the Buick Terraza. While there are over 10,000 DTC “P” codes, this is the only one reserved for “no fault detected” in your van’s ECU (engine control unit) memory. It tells the scanner accessing the ECU that no codes are …

Dash lights flickering and failure to start is a very common issue that can happen to the Buick Terraza. While your first impulse may be to think that there is something wrong with your van’s starter (and it is possible), it’s usually caused by an issue with the battery or …

P0026 is a code that signals an issue with your Buick Terraza’s intake valve control solenoid circuit. In layman’s terms, the circuit is not complying with the Powertrain Control Module’s commands. It sent a signal to the intake valve control solenoid, and it, for whatever reason, failed. P0026 is a …

P0152 is a common OBDII code that occurs in many vehicles, including the Buick Terraza. 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 …

P0501 is an OBD2 trouble code that indicates there is an issue with your Buick Terraza’s Vehicle Speed Sensor (VSS). It occurs when the Powertrain Control Module (PCM) gets a signal from the VSS outside its normal operating range (in terms of voltage). P0501 is a generic powertrain code, which …

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

C0035 is a manufacturer-specific chassis trouble code that can occur in the Buick Terraza. GM designated C0035 to indicate an issue with the left front wheel speed sensor. Replacing your Terraza’s left front wheel speed sensor is the most common fix for C0035, but it’s not the only one. C0035 …

P0523 is a standard OBD2 trouble code that can occur in the Buick Terraza. 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 …

Daytime running lights (or DRL) are specialized lights that come on when your Buick Terraza’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 Terraza’s DRL warning light is on, …

P2271 is a generic DTC trouble code that can affect the Buick Terraza. It indicates that the oxygen sensor located on bank 1 in the second position is continuously sending voltage with a value that is too rich. There are oxygen sensors on both sides of the catalytic converter. The …