Cadillac Escalade P0440: Meaning, Causes, How to Fix

The P0440 code is a common trouble code that many Cadillac Escalade owners may encounter. It indicates that there is an issue with the vehicle’s Evaporative Emission Control (EVAP) system. Specifically, the EVAP system is malfunctioning. A variety of causes can trigger the P0440 code, with the most common one being a loose or damaged … Read more

Cadillac Escalade P0430 Code: Causes + How to Fix

This page is meant to help you troubleshoot the Cadillac Escalade 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

P0305 Cadillac Escalade

P0305 is a fairly common trouble code with the Cadillac Escalade. 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 Escalade. The nice thing about P0305 is that it’s a cylinder specific trouble code, … Read more

Cadillac Escalade P0401: Meaning, Causes, How to Fix

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

P0135 Cadillac Escalade

P0135 is a very common OBDII code that occurs in the Cadillac Escalade. 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

P0303 Cadillac Escalade: Cylinder 3 Misfire Diagnosis

If your Cadillac Escalade 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 vehicle’s third cylinder is misfiring. P0303 is a real drivability concern and should be dealt with right away. If … Read more

P0741 Cadillac Escalade

P0741 is a very common trouble code. It’s know to affect the Cadillac Escalade quite often. Here’s what it means: P0741: Torque Converter Clutch Circuit → Performance or Stuck Off The Escalade 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