Common Specs And Procedures Index

COMMON SPECS AND PROCEDURES

System		Specification/Procedure
Air Conditioning
Service		Approximate Fluid Capacities
Torque		See Fastener Specifications for Manual HVAC See Fastener Specifications for Auto HVAC
Axle Nut/Hub Nut
Front		First Pass: 180 N.m (133 lb ft) Second Pass: Loosen 45 degrees Final Pass: 270 N.m (199 lb ft)
Rear		First Pass: 150 N.m (111 lb ft) Second Pass: Loosen 45 degrees Final Pass: 290 N.m (214 lb ft)
Battery		12 V Battery Usage
Brakes
Bleeding Sequence
Right Rear, Left Rear, Right Front, Left Front		Hydraulic Brake System Bleeding (J61) or Hydraulic Brake System Bleeding (J49 / J55)
Disc Brakes
	Service Specifications	Disc Brake Component Specifications
	Torque	Fastener Specifications
Charging
Generator		Charging System Test
Torque		Fastener Specifications
Drive Belts
Adjustment		Non-Adjustable Serpentine Belt
Drive Belt Routing		See illustration under Accessory Drive Primary Belt Replacement for 3.0L See illustration under Accessory Drive Primary Belt Replacement for 5.3L/6.2L
Engine Cooling
General Service Specifications		Approximate Fluid Capacities
	Radiator Cap Pressure	Radiator Surge Tank Cap Testing
	Thermostat R & I
	3.0L	Engine Coolant Flow Control Valve Replacement (LZ0)
	5.3L/6.2L	Engine Coolant Thermostat Replacement (L84 / L87)
	Water Pump R & I
	3.0L	Engine Coolant Flow Control Valve Replacement (LZ0)
	5.3L/6.2L	Water Pump Replacement (L84 / L87)
Engine Mechanical
3.0L
	Compression	Engine Compression Test
	Oil Pressure	Oil Pressure @ 1000 RPM 19 - 126°C (66 - 259°F) 160 - 230 kPa 23 - 33 psi Oil Pressure @ 2500 RPM 19 - 126°C (66 - 259°F) 260 - 360 kPa 38 - 52 psi Oil Pressure @ 4000 RPM 19 - 126°C (66 - 259°F) 280 - 420 kPa 40 - 61 psi
	Overhaul	Engine Mechanical Specifications
	Torque	Fastener Specifications
5.3L/6.2L
	Compression	Engine Compression Test
	Oil pressure - Minimum - Hot	5.3L 152 kPa at 1000 engine RPM (22 psig at 1000 engine RPM) 207 kPa at 2000 engine RPM (30 psig at 2000 engine RPM) 228 kPa at 3000 engine RPM (33 psig at 3000 engine RPM) 6.2L 152 kPa at 1000 engine RPM (22 psig at 1000 engine RPM) 207 kPa at 2000 engine RPM (30 psig at 2000 engine RPM) 228 kPa at 3000 engine RPM (33 psig at 3000 engine RPM)
Overhaul		Engine Mechanical Specifications (5.3L L84) , or Engine Mechanical Specifications (6.2L L87)
	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.
Flywheel/Flex Plate/Drive Plate Torque		3.0L First Pass: 35 N.m (26 lb ft) Final Pass: 70 degrees 5.3L/6.2L First Pass: 30 N.m (22 lb ft) Final Pass: 45 degrees
Fuel System
Pressure Specification		3.0L 370 to 450 kPa (54 to 65 PSI) 5.3L/6.2L 320 to 670 kPa (46 to 97 PSI)
	Fuel Pressure Test Procedure	3.0L Circuit/System Verification 5.3L/6.2L Circuit/System Verification
	Fuel Filter Location	3.0L The fuel filter assembly is located near the left frame rail 5.3L/6.2L Fuel Strainer Is Located In Fuel Tank Fuel Pump Module
	Fuel Filter R & I	3.0L Fuel Filter Replacement (Short Wheelbase) or Fuel Filter Replacement (Long Wheelbase) 5.3L/6.2L Fuel Tank Fuel Pump Module Replacement (Short Wheelbase) or Fuel Tank Fuel Pump Module Replacement (Long Wheelbase)
Ignition
Firing Order & Cylinder Identification		Firing Order & Cylinder Identification
Ignition Wires (Resistance)		5.3L/6.2L 170 to 220 Ohms per 25.4 mm (1.0 in) {12633447} 332 to 460 Ohms per 25.4 mm (1.0 in)
Ignition Wires (Routing)
5.3L/6.2L		Wires are routed directly downward to appropriate spark plug below
Spark Plug
	Gap	5.3L/6.2L 0.95 - 1.10 mm (0.037 - 0.043 in)
	Torque	5.3L/6.2L 20 N.m (15 lb ft)
Starting
Starter R & I
3.0L		Starter Replacement (LZ0)
5.3L/6.2L		Starter Replacement (L84 / L87)
Torque		Fastener Specifications
Wheel Alignment
	Adjustment Specifications	Wheel Alignment Specifications
	Torque	Fastener Specifications
Wheel & Tire
Wheel Lug Nut Torque		190 N.m (140 lb ft) Evenly tighten the 6 wheel nuts in a crisscross pattern.