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Specifications Index

ESCALADE, PICKUP (CLASSIC) SIERRA, SILVERADO, SUBURBAN, TAHOE & YUKON SPECIFICATIONS INDEX

System Specification/Procedure
Air Conditioning - Automatic System
Service SPECIFICATIONS
Torque NA
Air Conditioning - Manual System
Service SPECIFICATIONS
Torque FASTENER TIGHTENING SPECIFICATIONS
Battery
Escalade, Pickup (Classic), Tahoe (Classic) & Yukon Denali BATTERY USAGE
Sierra, Silverado, Suburban, Tahoe & Yukon BATTERY USAGE
Brakes
Bleeding Sequence BLEEDING BRAKE SYSTEM
Disc Brakes DISC BRAKE SPECIFICATIONS
Drum Brakes DRUM BRAKE SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
Charging
Escalade, Pickup (Classic), Tahoe (Classic) & Yukon Denali
Generator ON-VEHICLE TESTING
Torque TORQUE SPECIFICATIONS
Sierra, Silverado, Suburban, Tahoe, Yukon & Yukon XL
Generator ON-VEHICLE TESTING
Torque TORQUE SPECIFICATIONS
Drive Belts
Adjustment See table under BELT ADJUSTMENT
Belt Routing See appropriate illustration under SERPENTINE BELT ROUTING & ALIGNMENT
Engine Cooling
Service COOLING SYSTEM SPECIFICATIONS
Radiator Cap Pressure 15 psi
Thermostat R&I
4.3L NA
4.8L, 5.3L & 6.0L NA
5.0L & 5.7L NA
6.5L THERMOSTAT
7.4L NA
Water Pump R&I
4.3L NA
4.8L, 5.3L & 6.0L WATER PUMP
5.0L & 5.7L WATER PUMP REMOVAL
6.5L WATER PUMP
7.4L WATER PUMP
Engine Mechanical
4.3L
Compression Lowest compression reading should not be less than 70 percent of highest compression reading. No cylinder compression reading should be less than 100 psi (7 kg/cm2 ).
Oil Pressure (at normal operating temperature 6 psig at 1,000 RPM
18 psig at 2,000 RPM
24 psig at 4,000 RPM
Overhaul ENGINE MECHANICAL SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
4.8L, 5.3L & 6.0L
Compression Lowest compression reading should not be less than 70 percent of highest compression reading. No cylinder compression reading should be less than 100 psi (7 kg/cm2 ).
Oil Pressure (at normal operating temperature) 6 psi (.4 kg/cm2 ) @ 1000 RPM
18 psi. (1.3 kg/cm2 ) @ 2000 RPM
24 psi. (1.7 kg/cm2 ) @ 4000 RPM
Overhaul ENGINE SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
5.0L & 5.7L
Compression Lowest compression reading should not be less than 70 percent of highest compression reading. No cylinder compression reading should be less than 100 psi (7 kg/cm2 ).
Oil Pressure 6 psi (.4 kg/cm2 ) @ 1000 RPM
18 psi. (1.3 kg/cm2 ) @ 2000 RPM
24 psi. (1.7 kg/cm2 ) @ 4000 RPM
Overhaul ENGINE MECHANICAL SPECIFICATIONS (5.0 L)
ENGINE MECHANICAL SPECIFICATIONS (5.7 L)
Torque FASTENER TIGHTENING SPECIFICATIONS
6.5L
Compression Lowest compression reading should not be less than 80 percent of highest compression reading. No cylinder compression reading should be less than 370 psi (27 kg/cm2 ).
Oil Pressure Normal oil pressure is 6 psi (.4 kg/cm2 ) at idle and 30-43 psi (2.1-2.9 kg/cm2 ) at 2000 RPM
Overhaul ENGINE SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
7.4L
Compression Lowest compression reading should not be less than 70 percent of highest compression reading. No cylinder compression reading should be less than 100 psi (7 kg/cm2 ).
Oil Pressure (at normal operating temperature 10 psi @ 600 RPM
25 psi @ 2000 RPM
Overhaul ENGINE SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
Fluid Specifications See FLUIDS under MAINTENANCE tab. From within Manager or Service Writer, click the "30/60/90 Interval" or "Maint." button.
Fuel System
Pressure
4.3L, 5.0L & 5.7L 60-66 psi (4.2-4.6 kg/cm2 )
4.8L, 5.3L, 6.0L & 7.4L 55-62 psi (4.0-4.4 kg/cm2 )
6.5L Lift Pump 4 psi (27 kPa) or greater
Testing Procedure
4.3L FUEL SYSTEM PRESSURE TEST
4.8L, 5.3L & 6.0L FUEL SYSTEM PRESSURE TEST
5.0L, 5.7L & 7.4L FUEL SYSTEM PRESSURE TEST
6.5L NA
Fuel Filter Location and R & I
Escalade, Pickup (Classic), Tahoe (Classic), Yukon Denali (VIN C/K) REMOVAL PROCEDURE (ESCALADE, PICKUP (CLASSIC), TAHOE (CLASSIC), YUKON DENALI VIN C/K)
Ignition
Firing Order & Cylindeer Identification See FIRING ORDER & CYLINDER IDENTIFICATION
Ignition Wires (Resistance) HIGH TENSION WIRE RESISTANCE
Ignition Wires (Routing) See appropriate FIRING ORDER illustration SPARK PLUG WIRE ROUTING
Spark Plugs 4.3L
Type AC Part No. CR43TSM
Gap .060 in. (1.52 mm) (VIN W)
.045 in. (1.14 mm) (VIN X)
Torque 11 ft. lbs. (15 N.m) Used cylinder head
22 ft. lbs. (30 N.m) NEW cylinder head
Spark Plugs 5.0L & 5.7L
Type AC Part No. 41-932
Gap .060 in. (1.52 mm)
Torque 11 ft. lbs. (15 N.m) Used cylinder head
22 ft. lbs. (30 N.m) when using NEW iron cylinder head
15 ft. lbs. (20 N.m) when using NEW aluminum cylinder head.
Spark Plugs 4.8L, 5.3L & 6.0L
Type AC Part No. 41-932
Gap Iridium .040 in. (1.04 mm)
Platinum .060 in. (1.52 mm)
Torque 11 ft. lbs. (15 N.m) Used cylinder head
22 ft. lbs. (30 N.m) when using NEW iron cylinder head
15 ft. lbs. (20 N.m) when using NEW aluminum cylinder head.
Spark Plugs 7.4L
Type AC Part No. 41-932
Gap .060 in. (1.52 mm)
Torque 15 ft. lbs. (20 N.m) Use Cylinder Head
22 ft. lbs. (30 N.m) when using NEW iron cylinder head
15 ft. lbs. (20 N.m) when using NEW aluminum cylinder head.
Starting
Escalade, Pickup (Classic), Tahoe (Classic) & Yukon Denali
Starter ON-VEHICLE TESTING
Torque TORQUE SPECIFICATIONS
Sierra, Silverado, Suburban, Tahoe, Yukon & Yukon XL
Starter ON-VEHICLE TESTING
Torque TORQUE SPECIFICATIONS
Wheel Alignment
Adjustment WHEEL ALIGNMENT SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
Wheel & Tire
Lug Nut Torque "C" Series
Single Wheel 140 ft. lbs. (190 N.m)
Dual Rear Wheel 175 ft. lbs. (237 N.m)
Lug Nut Torque "K" Series
5 & 6 Stud 125 ft. lbs. (170 N.m)
8 Stud (Single Wheel) 125 ft. lbs. (170 N.m)
8 Stud (Dual Wheel) 125 ft. lbs. (170 N.m)
10 Stud (Dual Wheel) 162 ft. lbs. (220 N.m)
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