Engine Identification

2006 Chevrolet Cobalt SS, 4D Sedan, StandardSECTION Engine Identification
WARNING: This page is about a different car, the 2005 Saturn L300. However, it is still accessible from the selected car via links, so may be relevant.
Fig 1: Locating Vehicle Identification Number (VIN)
GM797514Courtesy of GENERAL MOTORS CORP.

The Vehicle Identification Number (VIN) Derivative (2) is located on the lower right side of the engine block and is a nine digit number stamped or laser etched onto the engine at the vehicle assembly plant. If reading the identification number from the left, the following information can be obtained:

  • The first digit identifies the vehicle division.
  • The second digit identifies the model year.
  • The third digit identifies the assembly plant.
  • The fourth through ninth digits are the last six digits of the Vehicle Identification Number (VIN).

Engine displacement (1) is cast into the engine block under the starter motor.

RENDER: 1.0x

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • β€’ You smell fuel, burning insulation, or see smoke.
  • β€’ Brakes feel soft, pull hard to one side, or make grinding noises.
  • β€’ The engine overheats, stalls repeatedly, or misfires under load.
  • β€’ You are missing required tools, torque specs, or safe lifting equipment.
  • β€’ You are not confident in the next step or safety outcome.