Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
SYS.OK|MANUAL.DB● LIVE
HOMESERVICE MANUALSCHEVROLET2007IMPALA V6-3.9LREPAIR AND DIAGNOSISENGINE, COOLING AND EXHAUSTENGINEAPPLICATION AND ID
2007 Chevrolet Impala V6-3.9L
Engine: Application and ID
2007 Chevrolet Impala V6-3.9LSECTION Application and ID
Engine Identification
Engine Identification:
The Vehicle Identification Number - VIN derivative (1) for 3900 LZ8 is stamped or laser etched on the front and left side of the engine block. The Vehicle Identification Number - VIN derivative is nine digits long and can be used to determine if a vehicle contains the original engine.
* The first digit identifies the 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.
RENDER: 1.0x
NO RELATED
Recommended Tools & Savings
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
Affiliate disclosure: We may earn a commission at no extra cost to you.
When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.