Common Specs & Procedures Index
COMMON SPECS & PROCEDURES
| SYSTEM | SPECIFICATION/PROCEDURE | ||
|---|---|---|---|
| Air Conditioning | |||
| Service | APPROXIMATE FLUID CAPACITIES | ||
| Torque | FASTENER SPECIFICATIONS | ||
| Wheel Drive Shaft Nut | |||
| Front | First Pass: 180 N.m (133 lb ft) Second Pass: Reverse 45 degrees Final Pass: 270 N.m (199 lb ft) |
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| Battery | BATTERY ELECTRICAL DRAIN/PARASITIC LOAD TEST | ||
| Brakes | |||
| Bleeding Sequence | RR, LR, RF, LF. See HYDRAULIC BRAKE SYSTEM BLEEDING | ||
| Disc Brakes | |||
| Service Specifications | DISC BRAKE COMPONENT SPECIFICATIONS | ||
| Torque | FASTENER SPECIFICATIONS | ||
| Charging | |||
| Generator | CHARGING SYSTEM TEST | ||
| Torque | FASTENER SPECIFICATIONS | ||
| Drive Belts | |||
| Adjustment | Serpentine Drive Belt Is Not Adjustable. | ||
| Drive Belt Routing | |||
| 2.7L | See illustration under Accessory Drive Primary Belt Replacement | ||
| 3.0L | See illustration under Accessory Drive Primary Belt Replacement | ||
| 4.3L | See illustration under ACCESSORY DRIVE PRIMARY BELT REPLACEMENT | ||
| 5.3L & 6.2L | See illustration under Accessory Drive Primary Belt Replacement | ||
| Engine Cooling | |||
| General Service Specifications | SPECIFICATIONS | ||
| Radiator Cap Pressure | RADIATOR SURGE TANK CAP TESTING | ||
| Thermostat R & I | |||
| 2.7L | ENGINE COOLANT THERMOSTAT HOUSING INLET PIPE REPLACEMENT (L3B) | ||
| 3.0L | WATER PUMP INLET REPLACEMENT (LM2 2WD) or WATER PUMP INLET REPLACEMENT (LM2 4WD) | ||
| 4.3L, 5.3L & 6.2L | WATER PUMP INLET REPLACEMENT (LV3, L82, L84, L87) | ||
| Water Pump R & I | |||
| 2.7L | ELECTRIC ENGINE COOLANT PUMP REPLACEMENT | ||
| 3.0L | WATER PUMP REPLACEMENT (LM2) | ||
| 4.3L | WATER PUMP REPLACEMENT (LV3) | ||
| 5.3L & 6.2L | WATER PUMP REPLACEMENT (L82, L84, L87) | ||
| Engine Mechanical | |||
| 2.7L | |||
| Compression | Engine Compression Test | ||
| Oil Pressure | @ Pressure Sensor Location @ 1500 RPM - 170-230 kpa (24.66-33.36 psi) @ Oil Filter Adapter @ 1500 RPM - 180-230 kpa (26.11-33.36 psi) |
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| Overhaul | Engine Mechanical Specifications | ||
| Torque | Fastener Specifications | ||
| 3.0L | |||
| Compression | Engine Compression Test | ||
| Oil Pressure - 19 - 126° C (66 - 259° F) | @ 1000 RPM - 152 - 218 kpa (22 - 32 psi) @ 2500 RPM - 177 - 280 kpa (26 - 41 psi) @ 4000 RPM - 320 - 400 kpa (46 - 58 psi) |
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| Overhaul | Engine Mechanical Specifications | ||
| Torque | Fastener Specifications | ||
| 4.3L | |||
| Compression | ENGINE COMPRESSION TEST | ||
| Oil Pressure - Minimum - Hot | @ 1000 RPM - 152 kpa (22 psi) @ 2000 RPM - 207 kpa (30 psi) @ 3000 RPM - 228 kpa (33 psi) |
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| Overhaul | ENGINE MECHANICAL SPECIFICATIONS | ||
| Torque | FASTENER SPECIFICATIONS | ||
| 5.3L & 6.2L | |||
| Compression | Engine Compression Test . | ||
| Oil Pressure - Minimum - Hot | @ 1000 RPM - 152 kpa (22 psi) @ 2000 RPM - 207 kpa (30 psi) @ 3000 RPM - 228 kpa (33 psi) |
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| Overhaul | 5.3L Engine Mechanical Specifications (L82, L84) 6.2L Engine Mechanical Specifications (L87) |
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| Torque | Fastener Specifications | ||
| Fluid Specifications | See FLUIDS under MAINTENANCE/FLUIDS tab. From within Manager or Service Writer, click the "30/60/90 Interval" or "Maint." button. | ||
| Flex Plate Torque | |||
| 2.7L | First Pass: 11 ft lb (15 N.m) Final Pass: additional 75 degrees |
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| 3.0L | First Pass: 26 ft lb (35 N.m) Final Pass: additional 70 degrees |
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| 4.3L | First Pass: 30 N.m (22 lb ft) Final Pass: 45 degrees |
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| 5.3L & 6.2L | First Pass: 30 N.m (22 lb ft) Final Pass: 45 degrees |
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| Fuel System | |||
| Pressure Specification key ON engine OFF read on scan tool | |||
| 2.7L | 50-94 psi (345-650 kPa) | ||
| 3.0L | Fuel Pump Pressure: 54-65 psi (370-450 kPa) Fuel Rail Pressure: More than 1885 psi (13 MPa |
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| 4.3L | 46-84 psi (320-580 kPa) | ||
| 5.3L & 6.2L | 46-88 psi (320-608 kPa) | ||
| Fuel Pressure Test Procedure | |||
| 2.7L | CIRCUIT/SYSTEM VERIFICATION | ||
| 3.0L | CIRCUIT/SYSTEM VERIFICATION | ||
| 4.3L | CIRCUIT/SYSTEM VERIFICATION | ||
| 5.3L & 6.2L | CIRCUIT/SYSTEM VERIFICATION | ||
| Fuel Filter Location | |||
| 2.7L | The fuel filter is contained in the fuel sender assembly inside the fuel tank. | ||
| 3.0L | The fuel filter is contained in the Fuel/Water Separator Reservoir and Filter Assembly. | ||
| 4.3L | The fuel filter is contained in the fuel tank fuel pump module assembly inside the fuel tank. | ||
| 5.3L & 6.2L | The fuel filter is contained in the fuel tank fuel pump module assembly inside the fuel tank. | ||
| Fuel Filter R & I | |||
| 2.7L | FUEL TANK FUEL PUMP MODULE REPLACEMENT (LONG BED) or FUEL TANK FUEL PUMP MODULE REPLACEMENT (SHORT BED) | ||
| 3.0L | FUEL FILTER REPLACEMENT | ||
| 4.3L | FUEL TANK FUEL PUMP MODULE REPLACEMENT (LONG BED) or FUEL TANK FUEL PUMP MODULE REPLACEMENT (SHORT BED) | ||
| 5.3L & 6.2L | FUEL TANK FUEL PUMP MODULE REPLACEMENT (LONG BED) or FUEL TANK FUEL PUMP MODULE REPLACEMENT (SHORT BED) | ||
| Ignition | |||
| Firing Order & Cylinder Identification | See FIRING ORDER & CYLINDER IDENTIFICATION | ||
| Ignition Wires (Resistance) | 170-220 Ω per 1.0 in (25.4 mm) | ||
| Ignition Wires (Routing) | |||
| 2.7L | See illustration under IGNITION COIL REPLACEMENT - CYLINDER 1, 2, 3 or IGNITION COIL REPLACEMENT - CYLINDER 4 | ||
| 4.3L | See illustration under SPARK PLUG WIRE REPLACEMENT - LEFT SIDE or SPARK PLUG WIRE REPLACEMENT - RIGHT SIDE | ||
| 5.3L & 6.2L | Spark plug wires route directly from coil to spark plug. See SPARK PLUG WIRE REPLACEMENT - LEFT SIDE 6.2L (L87) or SPARK PLUG WIRE REPLACEMENT - LEFT SIDE 5.3L (L82, L84) or SPARK PLUG WIRE REPLACEMENT - RIGHT SIDE | ||
| Spark Plug | |||
| 2.7L (Type = Refer to Parts Catalog) | |||
| Gap | 0.025 - 0.029 in (0.65 -.75 mm) | ||
| Torque | 14 lb ft (16 N.m) | ||
| 4.3L, 5.3L & 6.2L (Type = Refer to Parts Catalog) | |||
| Gap | 0.037 - 0.043 in (0.95 - 1.10 mm) | ||
| Torque | 15 lb ft (20 N.m) | ||
| Starting | |||
| Starter R & I | |||
| 2.7L | STARTER REPLACEMENT (L3B) | ||
| 3.0L | STARTER REPLACEMENT (LM2) | ||
| 4.3L | STARTER REPLACEMENT (LV3) | ||
| 5.3L & 6.2L | STARTER REPLACEMENT (L82, L84, L87) | ||
| Torque | FASTENER SPECIFICATIONS | ||
| Wheel Alignment | |||
| Adjustment Specifications | WHEEL ALIGNMENT SPECIFICATIONS | ||
| Torque | FASTENER SPECIFICATIONS | ||
| Wheel & Tire | |||
| Wheel Lug Nut Torque | 140 lb ft (190 N.m) For wheel nut tightening sequence, see appropriate illustration under INSTALLATION PROCEDURE |
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