Common Specs & Procedures Index
IMPALA COMMON SPECS & PROCEDURES
| System | Specification/Procedure | ||
|---|---|---|---|
| Air Conditioning | |||
| Service | REFRIGERANT SYSTEM SPECIFICATIONS | ||
| Torque | Manual - FASTENER TIGHTENING SPECIFICATIONS | ||
| Axle Nut/Hub Nut | |||
| Front | 155 lb ft (210 N.m) | ||
| Rear | N/A | ||
| Battery | BATTERY USAGE | ||
| Brakes | |||
| Bleeding Sequence | RIGHT REAR, LEFT FRONT, LEFT REAR, RIGHT FRONT. See HYDRAULIC BRAKE SYSTEM BLEEDING (MANUAL) And HYDRAULIC BRAKE SYSTEM BLEEDING (PRESSURE) | ||
| Disc Brakes | |||
| Service Specifications | DISC BRAKE COMPONENT SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Drum Brakes | |||
| Service Specifications | N/A | ||
| Torque | N/A | ||
| Charging | |||
| Generator | GENERATOR USAGE | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Drive Belts | |||
| Adjustment | Serpentine belt used, not adjustable. | ||
| Drive Belt Routing | See figure under DRIVE BELT REPLACEMENT . | ||
| Engine Cooling | |||
| General Service Specifications | N/A | ||
| Radiator Cap Pressure | Pressure stamped on cap | ||
| Thermostat R & I | |||
| 3.5L | ENGINE COOLANT THERMOSTAT REPLACEMENT (LGD/LZE) | ||
| 3.9L | ENGINE COOLANT THERMOSTAT REPLACEMENT (LGD/LZE) | ||
| Water Pump R & I | |||
| 3.5L | WATER PUMP REPLACEMENT (LGD/LZE) | ||
| 3.9L | WATER PUMP REPLACEMENT (LGD/LZE) | ||
| Engine Mechanical | |||
| 3.5L | |||
| Compression | ENGINE COMPRESSION TEST | ||
| Oil Pressure | @ 1850 RPM - 207-310 kPa (30-45 psi) | ||
| Overhaul | ENGINE MECHANICAL SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| 3.9L | |||
| Compression | ENGINE COMPRESSION TEST | ||
| Oil pressure | @ 1850 RPM - 207-310 kPa (30-45 psi) | ||
| Overhaul | ENGINE MECHANICAL SPECIFICATIONS | ||
| 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 | 3.5L Automatic Transmission - 52 lb ft (70 N.m) Manual Transmission - First Pass - 37 lb ft (50 N.m) Manual Transmission - Final Pass - + an additional 70 degrees 3.9L - 52 lb ft (70 N.m) |
||
| Fuel System | |||
| Pressure Specification | 3.5L
- Not Running - 386-427 kPa (56-62 psi) See CIRCUIT/SYSTEM VERIFICATION 3.9L - Not Running - 386-427 kPa (56-62 psi) See CIRCUIT/SYSTEM VERIFICATION |
||
| Fuel Pressure Test Procedure | 3.5L
- FUEL SYSTEM DIAGNOSIS 3.9L - FUEL SYSTEM DIAGNOSIS |
||
| Fuel Filter Location | 3.5L
- Fuel strainer attaches to the lover end of the fuel sender. 3.9L - Fuel strainer attaches to the lover end of the fuel sender. |
||
| Fuel Filter R & I | 3.5L
- FUEL SENDER ASSEMBLY REPLACEMENT (RPO NU6) 3.9L - FUEL TANK MODULE REPLACEMENT |
||
| Ignition | |||
| Firing Order & Cylinder Identification | |||
| 3.5L | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| 3.9L | FIRING ORDER & CYLINDER IDENTIFICATION | ||
| Ignition Wires (Resistance) | 3.5L
- 4,044 Ohms per meter (1,236 Ohms per ft) See IGNITION SYSTEM SPECIFICATIONS . 3.9L - 4,060 Ohms per meter (1,237 Ohms per ft) See IGNITION SYSTEM SPECIFICATIONS . |
||
| Ignition Wires (Routing) | |||
| 3.5L | See illustrations under SPARK PLUG WIRE REPLACEMENT . | ||
| 3.9L | See illustrations under SPARK PLUG WIRE REPLACEMENT . | ||
| Spark Plug | |||
| 3.5L (GM P/N 12591131 or AC Delco #41-100) | |||
| Gap | 0.040 in (1.02 mm) | ||
| Torque | 11 lb ft (15 N.m) | ||
| 3.9L (N/A) | |||
| Gap | 0.040 in (1.02 mm) | ||
| Torque | 11 lb ft (15 N.m) | ||
| Starting | |||
| Starter | N/A | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Wheel Alignment | |||
| Adjustment Specifications | WHEEL ALIGNMENT SPECIFICATIONS | ||
| Torque | FASTENER TIGHTENING SPECIFICATIONS | ||
| Wheel & Tire | |||
| Wheel Lug Nut Torque | Aluminum Wheels - 93 lb ft (126 N.m) Steel Wheels - 103 lb ft (140 N.m) (See tightening sequence in the figure under INSTALLATION PROCEDURE .) |
||