Most Common Car Issues
Selected parameters
Engine Model
LG2 - DI: Direct Injection, VVT: Variable Valve Timing, ALUM, VAR2, GEN2
Model Year
2018
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MOST COMMON PROBLEMS
CHEVROLET Colorado 2018
The 2018 CHEVROLET Colorado ZR2 is a robust pickup truck with a 3.6L V6 engine, offering 4WD capability. Built in Wentzville, Missouri, this model features advanced safety with curtain airbags for all rows and side airbags for the 1st row. It's designed for both work and adventure, with a gross vehicle weight rating in Class 2E and a powerful engine configuration. A perfect blend of durability and technology, this truck is ideal for those who demand performance and reliability.
Spec:
Engine Configuration
V-Shaped
Engine Model
LG2 - DI: Direct Injection, VVT: Variable Valve Timing, ALUM, VAR2, GEN2
Engine Number of Cylinders
6
Problems:
Oil leaks
V-shaped engines, particularly those with complex configurations like direct injection and variable valve timing, can be prone to oil leaks due to the number of seals and gaskets involved.
Carbon build-up
Direct injection engines are known to suffer from carbon build-up on the intake valves, which can lead to reduced performance and efficiency over time.
Timing chain issues
Variable Valve Timing (VVT) systems rely on the timing chain, which can stretch or wear out over time, leading to poor engine performance or even severe engine damage if not addressed.
Cooling system problems
The aluminum construction of the engine can be susceptible to coolant leaks, particularly around the water pump and thermostat housing.
Fuel injector problems
Direct Injection systems can have issues with fuel injectors becoming clogged or failing, which can lead to misfires, poor fuel economy, and rough idling.
Sensor failures
Engines with advanced systems like VVT and direct injection rely on numerous sensors for optimal performance, and these sensors can fail or provide inaccurate readings, leading to check engine lights and drivability issues.
Exhaust gas recirculation (egr) valve issues
The EGR valve can become clogged with carbon deposits, leading to rough idling, reduced fuel economy, and increased emissions.
Spark plug wear
Direct Injection engines tend to run hotter, which can cause spark plugs to wear out faster than in port-injected engines, leading to misfires and rough running.
High pressure fuel pump failure
Direct Injection systems use high pressure fuel pumps that can fail or become noisy, affecting fuel delivery and engine performance.