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
150000 MI or 240000 KM
Check
Spare Tire
Check spare tire for proper pressure and correct stowage.
Coolant
Check the engine coolant/anti-freeze level, hoses and clamps.
Adjust
Parking Brake Shoe
This is only for vehicles equipped with four-wheel disc brakes.
Inspect
Vehicle
After completion of off-road operation, the underside of the vehicle should be thoroughly inspected. Examine threaded fasteners for looseness.
Positive Crankcase Ventilation Valve
Inspect and replace if necessary.
Exhaust System
Drive Belt
Inspect and replace if necessary.
Brake Hose/Line
Air Filter Element
Inspect and replace if necessary.
Replace
Spark Plug
Oil Filter, Engine
Fluid - Transfer Case
Engine Oil
Rotate
Tires
Spare Tire
Check spare tire for proper pressure and correct stowage.
Coolant
Check the engine coolant/anti-freeze level, hoses and clamps.
Adjust
Parking Brake Shoe
This is only for vehicles equipped with four-wheel disc brakes.
Inspect
Vehicle
After completion of off-road operation, the underside of the vehicle should be thoroughly inspected. Examine threaded fasteners for looseness.
Positive Crankcase Ventilation Valve
Inspect and replace if necessary.
Exhaust System
Drive Belt
Inspect and replace if necessary.
Brake Hose/Line
Air Filter Element
Inspect and replace if necessary.
Replace
Spark Plug
Oil Filter, Engine
Fluid - Transfer Case
Engine Oil
Rotate
Tires
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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