Chevy Colorado P0174: Meaning, Causes, How to Fix

One of the most common trouble codes with the Chevy Colorado is P0174. It indicates that your Chevy Colorado 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

P0305 Chevy Colorado

P0305 is a fairly common trouble code with the Chevy Colorado. It’s and OBD2 code and stands for: P0305: Misfire Detected → Cylinder 5 P0305 is certainly a cause for concern, and should be considered a threat to the drivability your Colorado. The nice thing about P0305 is that it’s a cylinder specific trouble code, … Read more

P0135 Chevy Colorado

P0135 is a very common OBDII code that occurs in the Chevy Colorado. It is caused by a failure in one of the oxygen sensors heated elements, specifically bank 1 sensor 1. It technically stands for: P0135: Heated Oxygen Sensor → Sensor Heater Circuit Malfunction → Bank 1, Sensor 1 The purpose of the heated … Read more

Chevy Colorado P0401: Meaning, Causes, How to Fix

P0401 is a very common OBDII trouble code that’ll pop up in the Chevy Colorado. It has to do with the emissions system and stands for Exhaust Gas Recirculation (EGR)→ Insufficient Flow. The EGR system in your truck is responsible for recirculating exhaust gasses in order to lower the vehicle’s emissions output. There are three … Read more

Chevy Colorado P0430 Code: Causes + How to Fix

This page is meant to help you troubleshoot the Chevy Colorado P0430 trouble code. It covers the P0430 code’s meaning, symptoms, causes, and possible solutions. P0430 is an emissions-related trouble code and is virtually never a breakdown risk. P0430 is usually caused by a catalytic converter issue or a bad O2 sensor. Table of Contents … Read more

P0741 Chevy Colorado

P0741 is a very common trouble code.  It’s know to affect the Chevy Colorado quite often.  Here’s what it means: P0741:  Torque Converter Clutch Circuit → Performance or Stuck Off The Colorado uses a clutch in the torque converter to lock the engine and transmission together at highway speed.  P0741 can register whenever this connection … Read more

Chevy Colorado P0304: Cylinder 4 → Misfire Detected

P0304 is a relatively common Chevy Colorado trouble code. It stands for: P0304: Misfire Detected → Cylinder 4 P0304 is certainly a cause for concern, and should be considered a threat to the drivability your Colorado. The nice thing about P0304 is that it’s a cylinder specific trouble code, which makes diagnosing the problems simpler … Read more

P0121 Chevy Colorado

P0121 is a somewhat common trouble code with the Chevy Colorado. 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

P0303 Chevy Corvette: Cylinder 3 Misfire Diagnosis

If your Chevy Corvette has the P0303 trouble code, you should know that it’s about as common of a code as there is. It’s a generic code (same meaning for all vehicles) that indicates that your car’s third cylinder is misfiring. P0303 is a real drivability concern and should be dealt with right away. If … Read more

P0303 Chevy Colorado: Cylinder 3 Misfire Diagnosis

If your Chevy Colorado has the P0303 trouble code, you should know that it’s about as common of a code as there is. It’s a generic code (same meaning for all vehicles) that indicates that your truck’s third cylinder is misfiring. P0303 is a real drivability concern and should be dealt with right away. If … Read more