Specifications Index
EXPRESS & SAVANA SPECIFICATIONS INDEX
| System | Specification/Procedure | |||
|---|---|---|---|---|
| Air Conditioning | ||||
| Service | SPECIFICATIONS | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Battery | BATTERY USAGE | |||
| Brakes | ||||
| Bleeding Sequence | BLEEDING BRAKE SYSTEM | |||
| Disc Brakes | DISC BRAKE SPECIFICATIONS | |||
| Drum Brakes | DRUM BRAKE SPECIFICATIONS | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Charging | ||||
| Generator | ON-VEHICLE TESTING | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Drive Belts | ||||
| Adjustment | BELT ADJUSTMENT | |||
| Belt Routing | See appropriate illustration under SERPENTINE BELT ROUTING & ALIGNMENT | |||
| Engine Cooling | ||||
| Service | COOLING SYSTEM SPECIFICATIONS | |||
| Radiator Cap Pressure | 15 psi (Or specification stamped on cap.) | |||
| Thermostat R&I | ||||
| 4.3L | NA | |||
| 5.0L & 5.7L | NA | |||
| 6.5L | THERMOSTAT | |||
| 7.4L | NA | |||
| Water Pump R&I | ||||
| 4.3L | WATER PUMP REMOVAL | |||
| 5.0L & 5.7L | WATER PUMP REMOVAL | |||
| 6.5L | WATER PUMP | |||
| 7.4L | WATER PUMP | |||
| Engine Mechanical | ||||
| 4.3L | ||||
| Compression | Lowest compression reading should not be less than 70 percent of highest compression reading. No cylinder compression reading should be less than 100 psi (7 kg/cm2 ). | |||
| Oil Pressure | 6 psi @ 1000 RPM 18 psi @ 2000 RPM 24 psi @ 4000 RPM |
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| Overhaul | ENGINE MECHANICAL SPECIFICATIONS | |||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | |||
| 5.0L & 5.7L | ||||
| Compression | Lowest compression reading should not be less than 70 percent of highest compression reading. No cylinder compression reading should be less than 100 psi (7 kg/cm2 ). | |||
| Oil Pressure | 6 psi @ 1000 RPM 18 psi @ 2000 RPM 24 psi @ 4000 RPM |
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| Overhaul | For 5.0L, see ENGINE MECHANICAL SPECIFICATIONS (5.0 L) For 5.7L, see ENGINE MECHANICAL SPECIFICATIONS (5.7 L) |
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| Torque | FASTENER TIGHTENING SPECIFICATIONS | |||
| 6.5L | ||||
| Compression | Lowest compression reading should not be less than 80 percent of highest compression reading. No cylinder compression reading should be less than 370 psi (27 kg/cm2 ). | |||
| Oil Pressure | Normal oil pressure is 6 psi (.4 kg/cm2 ) at idle and 30-43 psi (2.1-2.9 kg/cm2 ) at 2000 RPM. | |||
| Overhaul | ENGINE SPECIFICATIONS | |||
| Torque | TORQUE SPECIFICATIONS | |||
| 7.4L | ||||
| Compression | Lowest compression reading should not be less than 70 percent of highest compression reading. No cylinder compression reading should be less than 100 psi (7 kg/cm2 ). | |||
| Oil Pressure | 10 psi @ 600 RPM 25 psi @ 2000 RPM |
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| Overhaul | ENGINE SPECIFICATIONS | |||
| 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 Torque | ||||
| 4.3L | 74 Ft. Lbs. (100 N.m) | |||
| 5.0L & 5.7L | 74 Ft. Lbs. (100 N.m) | |||
| 6.5L | 65 Ft. Lbs. (88 N.m) | |||
| 7.4L | 65 Ft. Lbs. (88 N.m) | |||
| Fuel System | ||||
| Pressure | ||||
| 4.3L | 60-66 psi (4.2-4.6 kg/cm2 ) | |||
| 5.0L & 5.7L | 60-66 psi (4.2-4.6 kg/cm2 ) | |||
| 6.5L | 4 psi (.28 kg/cm2 ) | |||
| 7.4L | 55-62 psi (4.0-4.4 kg/cm2 ) | |||
| Fuel Pressure Test Procedure | ||||
| 4.3L | 4.3L | |||
| 5.0L & 5.7L | 5.0L, 5.7L & 7.4L | |||
| 6.5L | FUEL SYSTEM PRESSURE TEST | |||
| 7.4L | 5.0L, 5.7L & 7.4L | |||
| Fuel Filter Location and R & I | ||||
| Passenger/Cargo Van | REMOVAL PROCEDURE (EXPRESS, SAVANA (PASSENGER/CARGO VAN)) | |||
| Cutaway Van | REMOVAL PROCEDURE (EXPRESS, SAVANA (CUTAWAY VAN)) | |||
| Ignition | ||||
| Firing Order & Cylinder Identification | See FIRING ORDER & CYLINDER IDENTIFICATION | |||
| Ignition Wires (Resistance) | 30,000 ohms maximum | |||
| Ignition Wires (Routing) | See appropriate illustaration under FIRING ORDER | |||
| Spark Plugs | ||||
| 4.3L | ||||
| Type | AC Part No. CR43TSM | |||
| Gap | VIN W .060 in. (1.52) VIN X .045 (1.14) |
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| Torque | 11 Ft. Lbs. (15 N.m) Tighten spark plugs to 22 ft. lbs. (30 N.m) if installing into NEW cylinder head. |
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| 5.0L & 5.7L | ||||
| Type | AC Part No. 41-932 | |||
| Gap | .060 (1.52) | |||
| Torque | 11 Ft. Lbs. (15 N.m) Tighten spark plugs to 22 ft. lbs. (30 N.m) when using NEW iron cylinder head. Tighten spark plugs to 15 ft. lbs. (20 N.m) when using NEW aluminum cylinder head. |
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| 7.4L | ||||
| Type | AC Part No. 41-932 | |||
| Gap | .060 in. (1.52) | |||
| Torque | 11 Ft. Lbs. (15 N.m) Tighten spark plugs to 22 ft. lbs. (30 N.m) when using NEW iron cylinder head. Tighten spark plugs to 15 ft. lbs. (20 N.m) when using NEW aluminum cylinder head. |
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| Starting | ||||
| Starter | ON-VEHICLE TESTING | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Wheel Alignment | ||||
| Adjustment | WHEEL ALIGNMENT SPECIFICATIONS | |||
| Torque | TORQUE SPECIFICATIONS | |||
| Wheel & Tire | ||||
| Lug Nut Torque | Sinigle Wheel 140 Ft. Lbs. (190 N.m) Dual Wheel Ft. Lbs. 175 (237 N.m) |
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