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.
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HOMESERVICE MANUALSJEEP2008COMMANDER LIMITED, 4.7 N, RWDREPAIR AND DIAGNOSIS (SINGLE PAGE)QUICK LOOKUPSCOMMON SPECS & PROCEDURESSPECIFICATIONS INDEX
2008 Jeep Commander Limited, 4.7 N, RWD
Specifications Index
2008 Jeep Commander Limited, 4.7 N, RWDSECTION Specifications Index
COMMANDER SPECIFICATIONS INDEX
| System | Specification/Procedure | ||
|---|---|---|---|
| Air Conditioning | |||
| Service | A/C SYSTEM | ||
| Torque | TORQUE SPECIFICATIONS | ||
| Axle Nut/Hub Nut | |||
| Front | N/A | ||
| Rear | N/A | ||
| Battery | BATTERY SYSTEM | ||
| Brakes | |||
| Bleeding Sequence | |||
| With ABS | BLEEDING ABS BRAKE SYSTEM | ||
| Without ABS | STANDARD PROCEDURE | ||
| Disc Brakes | BRAKE COMPONENTS | ||
| Drum Brakes | N/A | ||
| Torque | TORQUE CHART BASE BRAKES | ||
| Charging | |||
| Generator | GENERATOR RATINGS | ||
| Torque | CHARGING SYSTEM TORQUE | ||
| Drive Belts | |||
| Adjustment | N/A | ||
| Belt Routing | |||
| 3.7L/4.7L | See Figure located under INSTALLATION-4.7L | ||
| 5.7L | See Figure located under INSTALLATION-5.7L/6.1L | ||
| Engine Cooling | |||
| General Service Specifications | FILL VOLUMES | ||
| Radiator Cap Pressure | 110-138 kPa (16-20 psi) | ||
| Thermostat R & I | THERMOSTAT-ENGINE COOLANT | ||
| Water Pump R & I | PUMP-WATER | ||
| Engine Mechanical | |||
| 3.7L | |||
| Compression | CYLINDER COMPRESSION PRESSURE LEAKAGE | ||
| Oil Pressure | 4 psi at idle, 25-110 psi at 3000 RPM | ||
| Overhaul | 3.7L - SERVICE INFORMATION | ||
| Torque | TORQUE SPECIFICATIONS | ||
| 4.7L | |||
| Compression | CYLINDER COMPRESSION PRESSURE | ||
| Oil pressure | 7 psi at idle, 35-105 psi at 3000 RPM | ||
| Overhaul | 4.7L - SERVICE INFORMATION | ||
| Torque | TORQUE SPECIFICATIONS | ||
| 5.7L | |||
| Compression | CYLINDER COMPRESSION PRESSURE | ||
| Oil pressure | 4 psi at idle, 25-110 psi at 3000 RPM | ||
| Overhaul | 5.7L - SERVICE INFORMATION | ||
| Torque | TORQUE SPECIFICATIONS | ||
| Fluid Specifications | See FLUIDS under MAINTENANCE tab. From within Manager or Service Writer, click the "30/60/90 Interval" or "Maint." button. | ||
| Flywheel/Flex Plate/Drive Plate Torque | |||
| 3.7L | 70 Ft. Lbs (95 N.m) | ||
| 4.7L | 45 Ft. Lbs (60 N.m) | ||
| 5.7L | |||
| Flex Plate | 70 Ft. Lbs (95 N.m) | ||
| Flywheel | 55 Ft. Lbs (75 N.m) | ||
| Fuel System | |||
| Pressure Specification | 59 psi +/- 5 psi | ||
| Fuel Pressure Test Procedure | *CHECKING THE FUEL DELIVERY SYSTEM | ||
| Fuel Pressure Release | FUEL SYSTEM PRESSURE RELEASE | ||
| Fuel Filter R & I | MODULE-FUEL PUMP | ||
| Ignition | |||
| Firing Order & Cylinder Identification | |||
| 3.7L | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| 4.7L | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| 5.7L | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| Ignition Wires (Resistance) | N/A | ||
| Spark Plug | |||
| 3.7L (Type ZFR6F-11G (NGK) | |||
| Gap | 1.1 mm (0.042 in.) | ||
| Torque | 20 Ft. Lbs. (27 N.m) | ||
| 4.7L (Intake/Upper Row - FR8TE2) | |||
| Gap | 1.0 mm (0.040 in.) | ||
| Torque | 20 Ft. Lbs. (27 N.m) | ||
| 4.7L (Exhaust/Lower Row - FR8T1332 Iridium tip) | |||
| Gap | 1.2 mm (0.050 in.) | ||
| Torque | 16 Ft. Lbs. (22 N.m) | ||
| 5.7L (Type Champion - RE14MCC4) | |||
| Gap | 1.0 mm (0.040 in.) | ||
| Torque | 13 Ft. Lbs. +/- 2 (18 N.m +/- 3) Torque critical tapered design. Do not exceed 15 Ft. Lbs. |
||
| Starting | |||
| Starter | STARTING SYSTEM | ||
| Torque | SPECIFICATIONS | ||
| Wheel Alignment | |||
| Adjustment Specifications | ALIGNMENT | ||
| Torque | Front TORQUE CHART Rear TORQUE CHART |
||
| Wheel & Tire | |||
| Wheel Lug Nut Torque | 85-115 Ft. Lbs. (116-156 N.m) | ||
RENDER: 1.0x
NO RELATED
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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.