What engine is in a 2006 Chevy Cobalt LT?
The standard engine in most 2006 Chevrolet Cobalt LT models is a 2.2-liter Ecotec inline-four; an optional 2.4-liter Ecotec engine could appear on some LT configurations.
Details vary by build date and market. The 2.2L engine typically produces about 140 horsepower and roughly 150 lb-ft of torque, while the 2.4L option delivers around 170 horsepower with similar torque. The exact engine in a given car can be identified by checking the VIN, engine code stamping, or the original window sticker.
Engine options for the 2006 Cobalt LT
Two gasoline engine choices were available in the LT lineup, with availability dependent on production date and market.
- 2.2-liter Ecotec inline-four — typically around 140 horsepower and about 150 lb-ft of torque; commonly paired with a 5-speed manual or a 4-speed automatic, and used as the standard LT engine in most 2006 models.
- 2.4-liter Ecotec inline-four — roughly 170 horsepower with about 160–165 lb-ft of torque; an optional upgrade on certain LT builds, depending on the production date and market.
Availability varied by production run and region. If you’re evaluating a specific vehicle, verify the exact engine by decoding the VIN or reviewing the original window sticker.
Summary
In brief, the 2006 Chevy Cobalt LT primarily runs on a 2.2-liter Ecotec engine, with a 2.4-liter Ecotec option available on some LT configurations. Always confirm the specific engine for a given car via its VIN or paperwork.
