Specifications Index
XLR SPECIFICATIONS INDEX
| System | Specification/Procedure | ||
|---|---|---|---|
| Air Conditioning | |||
| Service | REFRIGERANT SYSTEM CAPACITIES | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Axle Nut/Hub Nut | |||
| Front | 118 lb ft (160 N.m) | ||
| Battery | BATTERY USAGE | ||
| Brakes | |||
| Bleeding Sequence | RR-LF-LR-RF. See HYDRAULIC BRAKE SYSTEM BLEEDING (MANUAL) | ||
| Disc Brakes | 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 | ||
| Belt Routing | |||
| 4.4L | See illustration under SUPERCHARGER BELT REPLACEMENT , WATER PUMP AND GENERATOR BELT REPLACEMENT and AIR CONDITIONING COMPRESSOR AND POWER STEERING PUMP BELT REPLACEMENT | ||
| 4.6L | See illustration under DRIVE BELT REPLACEMENT and DRIVE BELT REPLACEMENT - ACCESSORY | ||
| Engine Cooling | |||
| General Service Specifications | NA | ||
| Radiator Cap Pressure | Specification is stamped on pressure cap | ||
| Thermostat R & I | |||
| 4.4L | ENGINE COOLANT THERMOSTAT REPLACEMENT (LC3) | ||
| 4.6L | ENGINE COOLANT THERMOSTAT REPLACEMENT (LH2) | ||
| Water Pump R & I | |||
| 4.4L | WATER PUMP REPLACEMENT (LC3) | ||
| 4.6L | WATER PUMP REPLACEMENT (LH2) | ||
| Engine Mechanical | |||
| 4.4L | |||
| Compression | No cylinder reading should be less than 140 psi (965 kPa). The lowest reading should not be less than 70 percent of the highest reading. See ENGINE COMPRESSION TEST |
||
| Oil Pressure | Oil Pressure - Minimum @ Idle 5 psi (35 kPa) Oil Pressure - Minimum @ 2,000 RPM 35 psi (250 kPa) |
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| Overhaul | ENGINE MECHANICAL SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| 4.6L | |||
| Compression | No cylinder reading should be less than 140 psi (965 kPa). The lowest reading should not be less than 70 percent of the highest reading. See ENGINE COMPRESSION TEST |
||
| Oil pressure | Oil Pressure - Minimum @ Idle 5 psi (35 kPa) Oil Pressure - Minimum @ 2,000 RPM 35 psi (250 kPa) |
||
| 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 | 4.4L & 4.6L 22 ft. lbs. (30 N.m) + an additional 50 degrees | ||
| Fuel System | |||
| Pressure Specification | 4.4L 55-60 psi (380-410 kPa) 4.6L 55-62 psi (80-427 kPa) |
||
| Fuel Pressure Test Procedure | 4.4L See Fuel Pressure Gage Installation and Removal
and FUEL SYSTEM DIAGNOSIS 4.6L See Fuel Pressure Gage Installation and RemovalFUEL SYSTEM DIAGNOSIS |
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| Fuel Filter Location | 4.4L & 4.6L The fuel filter is contained in the fuel sender (Module) assembly inside the left fuel tank | ||
| Fuel Filter R & I | 4.4L See FUEL TANK FUEL PUMP MODULE REPLACEMENT - LEFT SIDE 4.6L See FUEL TANK FUEL PUMP MODULE REPLACEMENT - LEFT SIDE |
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| Ignition | |||
| Firing Order & Cylinder Identification | |||
| 4.4L & 4.6L | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| Ignition Wires (Resistance) | 4.4L & 4.6L Coil on plug | ||
| Ignition Wires (Routing) | 4.4L & 4.6L Coil on plug | ||
| Spark Plug | |||
| 4.4L (Type GM 12592619) | |||
| Gap | 0.040 in (1.02 mm) | ||
| Torque | 11 lb ft (15 N.m) | ||
| 4.6L (Type GM 12571533) | |||
| Gap | 0.040 in (1.02 mm) | ||
| Torque | 11 lb ft (15 N.m) | ||
| Starting | |||
| Starter | NA | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Wheel Alignment | |||
| Adjustment Specifications | WHEEL ALIGNMENT SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Wheel & Tire | |||
| Wheel Lug Nut Torque | 100 ft. lbs. (140 N.m) | ||