LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> GMC >> 1999 >> Yukon Base, 4WD >> Repair and Diagnosis >> Quick Lookups >> Common Specs & Procedures >> Specifications Index
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Specifications Index

SUBURBAN, TAHOE, YUKON SPECIFICATIONS INDEX

System Specification/Procedure
Air Conditioning
Service SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
Battery CAPACITIES
Brakes
Bleeding Sequence RR, LR, RF, LF
Disc Brakes DISC BRAKE SPECIFICATIONS
Drum Brakes DRUM BRAKE SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
Charging
Generator See GENERATOR USAGE/AMP OUTPUT RATING table under DESCRIPTION
Torque TORQUE SPECIFICATIONS
Drive Belts
Adjustment BELT ADJUSTMENT
Belt Routing SERPENTINE BELT ROUTING & ALIGNMENT -- TRUCKS
Engine Cooling
General Service Specifications COOLING SYSTEM SPECIFICATIONS
Radiator Cap Pressure 15 psi
Thermostat R & I
5.0L, 5.7L, 7.4L NA
6.5L THERMOSTAT
Water Pump R & I
5.0L, 5.7L, 7.4L WATER PUMP
6.5L WATER PUMP
Engine Mechanical
5.0L, 5.7L, 7.4L
Compression ENGINE COMPRESSION
Oil Pressure OIL PRESSURE
Overhaul ENGINE SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
6.5L
Compression ENGINE COMPRESSION
Oil pressure Normal oil pressure is 6 psi (41 kPa) at idle and 30-43 psi (207-296 kPa) at 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.
Flywheel/Flex Plate/Drive PlateTorque
5.0L, 5.7L 74 Ft. Lbs. (100 N.m)
6.5L 65 Ft. Lbs. (90 N.m)
7.4L 66 Ft. Lbs. (90 N.m)
Fuel System
Pressure Specification
5.0L, 5.7L 60-66 psi (4.2-4.6 kg/cm2 )
7.4L 55-62 psi (4.0-4.4 kg/cm2 )
Fuel Pressure Test Procedure
5.0L, 5.7L & 7.4L 4.3L, 5.0L, 5.7L & 7.4L
6.5L FUEL SYSTEM PRESSURE TEST
Fuel Filter Location and R & I
5.0L, 5.7L REMOVAL PROCEDURE (5.0L AND 5.7L)
6.5L FUEL MANAGER/FILTER ELEMENT
7.4L REMOVAL PROCEDURE (7.4L)
Ignition
Firing Order & Cylinder Identification See FIRING ORDER & CYLINDER IDENTIFICATION
Ignition Wires (Resistance) 30,000 Ohms Maximum
Ignition Wires (Routing)
5.0L, 5.7L, 7.4L See appropriate figure under FIRING ORDER
6.5L NA
Spark Plug
5.0L, 5.7L
Type AC 41-932
Gap .060 In. (1.52 mm)
Torque 11Ft. Lbs. (15 N.m)
Tighten spark plugs to 22 ft. lbs. (30 N.m) when using NEW iron cylinder head. Tighten spark plugs to 15 ft. lbs. (20 N.m) when using NEW aluminum cylinder head.
7.4L
Type AC 41-932
Gap .060 In. (1.52 mm)
Torque 15 Ft. Lbs. (20 N.m)
Tighten spark plugs to 22 ft. lbs. (30 N.m) when using NEW iron cylinder head. Tighten spark plugs to 15 ft. lbs. (20 N.m) when using NEW aluminum cylinder head.
Starting
Starter ON-VEHICLE TESTING
Torque TORQUE SPECIFICATIONS
Wheel Alignment
Adjustment Specifications WHEEL ALIGNMENT SPECIFICATIONS
Torque TORQUE SPECIFICATIONS
Wheel & Tire
Wheel Lug Nut Torque 125 Ft. Lbs. (170 N.m)
With Single & Dual Rear Wheels