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.
2008 Jeep Commander 4WD V6-3.7LFACTORY OEM SERVICE PROCEDURE
Transmission Fill - NAG1
TRANSMISSION FILL
To avoid overfilling transmission after a fluid change or overhaul, perform the following procedure:
1. Verify that the vehicle is parked on a level surface.
2. Remove the dipstick tube cap.
3. Add following initial quantity of Mopar(R) ATF +4, Automatic Transmission Fluid, to the transmission:
a. If only fluid and filter were changed, add 5.0 L (10.6pts.) of transmission fluid to transmission.
b. If the transmission was completely overhauled or the torque converter was replaced or drained, add 7.7 L (16.3 pts.) of transmission fluid to transmission.
4. Check the transmission fluid Check Oil Level - NAG1 and adjust as required.
Factory Service Tools
Use the Manual With the Right Hardware
Pair factory procedures with proven DIY tools so the instructions are easier to execute.
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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.
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