Specifications Index
AVALANCHE, ESCALADE, SUBURBAN, TAHOE, YUKON SPECIFICATIONS INDEX
| System | Specification/Procedure | ||
|---|---|---|---|
| Air Conditioning | |||
| Service | REFRIGERANT SYSTEM CAPACITIES | ||
| Torque | |||
| Automatic | FASTENER TIGHTENING SPECIFICATIONS | ||
| Manual | FASTENER TIGHTENING SPECIFICATIONS | ||
| Axle Nut/Hub Nut | 177 Ft. Lbs. (240 N.m) | ||
| Battery | BATTERY USAGE | ||
| Brakes | |||
| Bleeding Sequence | RR, LR, RF, LF | ||
| Disc Brakes | DISC BRAKE COMPONENT SPECIFICATIONS | ||
| Drum Brakes | NA | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Charging | |||
| Generator | GENERATOR USAGE | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Drive Belts | |||
| Adjustment | NA | ||
| Belt Routing | |||
| 4.8 L, 5.3L, 6.0L | See figure under DRIVE BELT REPLACEMENT - ACCESSORY & DRIVE BELT REPLACEMENT - AIR CONDITIONING | ||
| 8.1L | See figure under DRIVE BELT REPLACEMENT - ACCESSORY & DRIVE BELT REPLACEMENT - AIR CONDITIONING | ||
| Engine Cooling | |||
| General Service Specifications | SPECIFICATIONS | ||
| Radiator Cap Pressure | Radiator cap pressure stamped on cap. | ||
| Thermostat R & I | |||
| 4.8 L, 5.3L, 6.0L | NA | ||
| 8.1L | WATER CROSSOVER REMOVAL | ||
| Water Pump R & I | |||
| 4.8 L, 5.3L, 6.0L | WATER PUMP REMOVAL | ||
| 8.1L | WATER PUMP REMOVAL | ||
| Engine Mechanical | |||
| 4.8 L, 5.3L, 6.0L | |||
| Compression | ENGINE COMPRESSION TEST | ||
| Oil Pressure Minimum - Hot |
6 psig (41 kPa) at 1,000 RPM 18 psig (124 kPa) at 2,000 RPM 24 psig (165 kPa) at 4,000 RPM |
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| Overhaul | ENGINE MECHANICAL SPECIFICATIONS (LR4 VIN V) ENGINE MECHANICAL SPECIFICATIONS (LM7 VIN T) ENGINE MECHANICAL SPECIFICATIONS (L59 VIN Z) ENGINE MECHANICAL SPECIFICATIONS (LQ4 VIN U) ENGINE MECHANICAL SPECIFICATIONS (LQ9 VIN N) |
||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| 8.1L | |||
| Compression | ENGINE COMPRESSION TEST | ||
| Oil pressure | 5 psi (34 kPa) Minimum at 1,000 RPM 10 psi (69 kPa) Minimum at 2,000 RPM |
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| Overhaul | ENGINE MECHANICAL SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING 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 PlateTorque | |||
| 4.8 L, 5.3L, 6.0L | |||
| First Pass | 15 Ft. Lbs. (20 N.m) | ||
| Second Pass | 37 Ft. Lbs. (50 N.m) | ||
| Final Pass | 74 Ft. Lbs. (100 N.m) | ||
| 8.1L | |||
| First Pass | 30 Ft. Lbs. (40 N.m) | ||
| Second Pass | 59 Ft. Lbs. (80 N.m) | ||
| Final Pass | 74 Ft. Lbs. (100 N.m) | ||
| Fuel System | |||
| Pressure Specification | VIN: (V, T, U) Gasoline 55-62 psi (385-425 kPa) VIN: (Z) Ethanol 48-54 psi (335-375 kPa) 8.1L 55-62 psi (385-425 kPa) |
||
| Fuel Pressure Test Procedure | |||
| 4.8 L, 5.3L, 6.0L | FUEL PRESSURE GAGE INSTALLATION AND REMOVAL | ||
| 8.1L | FUEL PRESSURE GAGE INSTALLATION AND REMOVAL | ||
| Fuel Filter Location | |||
| 4.8 L & 6.0L | Fuel filter is a component of FUEL SENDER ASSEMBLY | ||
| 5.3L | In-line fuel filter is located on rail behind fuel composition sensor. See R & I below | ||
| 8.1L | Fuel filter is a component of FUEL SENDER ASSEMBLY | ||
| Fuel Filter R & I | |||
| 5.3L | FUEL FILTER REPLACEMENT (5.3L (L59) ENGINE) | ||
| 4.8 L, 6.0L, 8.1L | See FUEL SENDER ASSEMBLY REPLACEMENT (4.8L AND 5.3L ENGINES) , FUEL LEVEL SENSOR REPLACEMENT (6.0L ENGINE - FRONT TANK) or for 8.1L see FUEL SENDER ASSEMBLY REPLACEMENT (FRONT TANK) | ||
| Ignition | |||
| Firing Order & Cylinder Identification | |||
| 4.8 L, 5.3L, 6.0L | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| 8.1L | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| Ignition Wires (Resistance) | 1,000 Ohms per ft. | ||
| Ignition Wires (Routing) | NA | ||
| Spark Plug | |||
| 4.8 L, 5.3L, 6.0L | |||
| Type | AC 25171803 or NGK 12567759 | ||
| Gap | Iridium .040 in. (1.04 mm) Platinum .060 in. (1.52 mm) |
||
| Torque | 11 Ft. Lbs. (15 N.m) | ||
| 8.1L | |||
| Type | Denso TJ14R-P15 | ||
| Gap | 0.060 In. (1.52 mm) | ||
| Torque | 15 Ft. Lbs. (20 N.m) | ||
| Starting | |||
| Starter | STARTING SYSTEM DESCRIPTION AND OPERATION | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Wheel Alignment | |||
| Adjustment Specifications | WHEEL ALIGNMENT SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Wheel & Tire | |||
| Wheel Lug Nut Torque | 140 Ft. Lbs. (190 N.m) | ||