P0121 Buick Regal

P0121 is a somewhat common trouble code with the Buick Regal. It’s an OBDII code and has to do with the Throttle Pedal Position Sensor. It is relatively serious problem since it leaves your vehicle in failsafe mode. P0121: Throttle Pedal Position Sensor → Switch (TPS) A Circuit Range → Performance Problem OBDII code P0121 … Read more

P0121 Buick Encore

P0121 is a somewhat common trouble code with the Buick Encore. It’s an OBDII code and has to do with the Throttle Pedal Position Sensor. It is relatively serious problem since it leaves your vehicle in failsafe mode. P0121: Throttle Pedal Position Sensor → Switch (TPS) A Circuit Range → Performance Problem OBDII code P0121 … Read more

P0121 Buick Enclave

P0121 is a somewhat common trouble code with the Buick Enclave. It’s an OBDII code and has to do with the Throttle Pedal Position Sensor. It is relatively serious problem since it leaves your vehicle in failsafe mode. P0121: Throttle Pedal Position Sensor → Switch (TPS) A Circuit Range → Performance Problem OBDII code P0121 … Read more

Cadillac XTS P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Cadillac XTS is P0174. It indicates that your Cadillac XTS is running lean on the bank two side of the engine.  P0174 and P0171 (fuel trim lean bank one) are the most frequently seen air/fuel mixture-related codes. If they appear together, it reduces the list of … Read more

Cadillac XLR P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Cadillac XLR is P0174. It indicates that your Cadillac XLR is running lean on the bank two side of the engine.  P0174 and P0171 (fuel trim lean bank one) are the most frequently seen air/fuel mixture-related codes. If they appear together, it reduces the list of … Read more

Cadillac STS P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Cadillac STS is P0174. It indicates that your Cadillac STS is running lean on the bank two side of the engine.  P0174 and P0171 (fuel trim lean bank one) are the most frequently seen air/fuel mixture-related codes. If they appear together, it reduces the list of … Read more

Cadillac SRX P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Cadillac SRX is P0174. It indicates that your Cadillac SRX is running lean on the bank two side of the engine.  P0174 and P0171 (fuel trim lean bank one) are the most frequently seen air/fuel mixture-related codes. If they appear together, it reduces the list of … Read more

Cadillac DTS P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Cadillac DTS is P0174. It indicates that your Cadillac DTS is running lean on the bank two side of the engine.  P0174 and P0171 (fuel trim lean bank one) are the most frequently seen air/fuel mixture-related codes. If they appear together, it reduces the list of … Read more

Cadillac DeVille P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Cadillac DeVille is P0174. It indicates that your Cadillac DeVille is running lean on the bank two side of the engine.  P0174 and P0171 (fuel trim lean bank one) are the most frequently seen air/fuel mixture-related codes. If they appear together, it reduces the list of … Read more

Cadillac CTS P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Cadillac CTS is P0174. It indicates that your Cadillac CTS is running lean on the bank two side of the engine.  P0174 and P0171 (fuel trim lean bank one) are the most frequently seen air/fuel mixture-related codes. If they appear together, it reduces the list of … Read more