Common Specs & Procedures Index
AVALANCHE, ESCALADE, SUBURBAN, TAHOE & YUKON COMMON SPECS & PROCEDURES
| System | Specification/Procedure | ||
|---|---|---|---|
| Air Conditioning | |||
| Service | |||
| NON-HP2 | REFRIGERANT SYSTEM SPECIFICATIONS (NON-HP2) | ||
| HP2 | REFRIGERANT SYSTEM SPECIFICATIONS (HP2) | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Axle Nut/Hub Nut | |||
| Front | 177 Ft. Lbs. (240 N.m) | ||
| Rear | 115 Ft. Lbs. (156 N.m) | ||
| Battery | BATTERY USAGE | ||
| Brakes | |||
| Bleeding Sequence | RR, LR, RF, LF HYDRAULIC BRAKE SYSTEM BLEEDING (MANUAL) |
||
| Disc Brakes | |||
| Service Specifications | DISC BRAKE COMPONENT SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Charging | |||
| Generator | GENERATOR USAGE | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Drive Belts | |||
| Adjustment | Serpentine drive belts are not adjustable. | ||
| Drive Belt Routing | |||
| NON-HP2 | See illustration under DRIVE BELT REPLACEMENT - ACCESSORY | ||
| HP2 | See illustration under DRIVE BELT REPLACEMENT | ||
| Engine Cooling | |||
| General Service Specifications | |||
| 5.3L, 6.0L (NON-HP2), 6.2L | SPECIFICATIONS | ||
| 6.0L ((HP2) | SPECIFICATIONS | ||
| Radiator Cap Pressure | Pressure cap rating is printed/stamped on cap. | ||
| Thermostat R & I | |||
| 5.3L, 6.0L (NON-HP2), 6.2L | ENGINE COOLANT THERMOSTAT REPLACEMENT (GAS) | ||
| 6.0L ((HP2) | ENGINE COOLANT THERMOSTAT REPLACEMENT (GAS) | ||
| Water Pump R & I | |||
| 5.3L, 6.0L (NON-HP2), 6.2L | WATER PUMP REPLACEMENT | ||
| 6.0L ((HP2) | WATER PUMP REPLACEMENT | ||
| Engine Mechanical | |||
| 5.3L Flex Fuel (VIN O) | |||
| Compression | ENGINE COMPRESSION TEST | ||
| Oil Pressure | 24 psi at 4, 000 RPM | ||
| Overhaul | ENGINE MECHANICAL SPECIFICATIONS (RPO LMG VIN 0) | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| 6.0L Flex Fuel (VIN G) | |||
| Compression | ENGINE COMPRESSION TEST | ||
| Oil Pressure | 24 psi at 4, 000 RPM | ||
| Overhaul | ENGINE MECHANICAL SPECIFICATIONS (RPO L96 VIN G) | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| 6.0L (HP2/LZ1) Hybrid (VIN J) | |||
| Compression | ENGINE COMPRESSION TEST | ||
| Oil pressure | 45 psi at 4, 000 engine RPM | ||
| Overhaul | ENGINE MECHANICAL SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| 6.2L Flex Fuel (VIN F) | |||
| Compression | ENGINE COMPRESSION TEST | ||
| Oil Pressure | 24 psi at 4, 000 RPM | ||
| Overhaul | ENGINE MECHANICAL SPECIFICATIONS (RPO L94 VIN F) | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Fluid Specifications | See FLUIDS under MAINTENANCE/FLUIDS tab. From within Manager or Service Writer, click the "30/60/90 Interval" or "Maint." button. | ||
| Flywheel/Flex Plate/Drive Plate Torque | |||
| First Pass | 15 Ft. Lbs. (20 N.m) | ||
| Second Pass | 37 Ft. Lbs. (54 N.m) | ||
| Final Pass | 75 Ft. Lbs. (100 N.m) | ||
| Fuel System | |||
| Pressure Specification | |||
| Non-Hybrid | 50-60 psi (345-414 kPa) | ||
| Hybrid | 50-60 psi (345-414 kPa) | ||
| Fuel Pressure Test Procedure | |||
| Non-Hybrid | FUEL SYSTEM DIAGNOSIS (WITHOUT FPCM) | ||
| Hybrid | FUEL SYSTEM DIAGNOSIS | ||
| Fuel Filter Location | The fuel filter is contained in the fuel tank fuel pump module assembly inside the fuel tank. | ||
| Fuel Filter R & I | |||
| Non-Hybrid | FUEL PUMP FLOW CONTROL MODULE REPLACEMENT | ||
| Hybrid | FUEL PUMP FLOW CONTROL MODULE REPLACEMENT | ||
| Ignition | |||
| Firing Order & Cylinder Identification | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| Ignition Wires (Resistance) | Engines are equipped with coil-on-plug ignition. | ||
| Ignition Wires (Routing) | Engines are equipped with coil-on-plug ignition. | ||
| Spark Plug | |||
| For spark plug type, refer to Electronic Parts Catalogue. | |||
| Gap | 0.040 in. (1.02 mm) | ||
| Torque | 11 Ft. Lbs. (15 N.m) | ||
| Starting | |||
| Starter | STARTER REPLACEMENT | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Wheel Alignment | |||
| Adjustment Specifications | WHEEL ALIGNMENT SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Wheel & Tire | |||
| Wheel Lug Nut Torque (See Wheel Nut Tightening Sequence illustration under TIRE AND WHEEL REMOVAL AND INSTALLATION | 140 Ft. Lbs. (190 N.m) | ||