Fastener Tightening Specifications

1992 S Series Pickups 95 ft/lbs
1992 Safari 100 ft/lbs
1992 M Van 100 ft/lbs
1992 S Series Jimmy 95 ft/lbs
1992 S Series Sonoma 95 ft/lbs
1991-92 C-, K10-20 120 ft/lbs
1991-92 C-, K30:
Single Rear Wheel 120 ft/lbs
Dual Rear Wheels (8 lug) 140 ft/lbs
Dual Rear Wheels (10 lug) 175 ft/lbs
1991-92 R-, V30:
Single Rear Wheel 120 ft/lbs
Dual Rear Wheels (8 lug) 140 ft/lbs
Dual Rear Wheels (10 lug) 175 ft/lbs
1990-92 Lumina APV 100 ft/lbs
1989-92 Van:
G10-25 100 ft/lbs
G30-35 Single Rear Wheel 120 ft/lbs
G30-35 Dual Rear Wheels 140 ft/lbs
1991 R-, V10 100 ft/lbs
1991 R-, V20 120 ft/lbs
1990-91 S Series:
2WD 80 ft/lbs
4WD 100 ft/lbs
1990 C-, K-, Pickup 105 ft/lbs
1990 C-, K-, Sierra 105 ft/lbs
1990 C-, K-35 W/Dual Rear Wheels 125 ft/lbs
1990 R-, V-Pickup:
Single Rear Wheel 120 ft/lbs
Dual Rear Wheels 140 ft/lbs
1989 Pickups:
Single Rear Wheel 120 ft/lbs
Dual Rear Wheels 140 ft/lbs
1989 Sierra:
Single Rear Wheel 120 ft/lbs
Dual Rear Wheels 140 ft/lbs
1989 Safari 102 ft/lbs
1988-89 S Series:
With Aluminum Wheels 90 ft/lbs
Without Aluminum Wheels 73 ft/lbs
1988 R-, V-Pickup:
Single Rear Wheels 103 ft/lbs
Dual Rear Wheels 140 ft/lbs
1988 C-, K10-15:
Single Rear Wheel 90 ft/lbs
Dual Rear Wheels 125 ft/lbs
1988 Sierra:
Single Rear Wheel 90 ft/lbs
Dual Rear Wheels 125 ft/lbs
1988 Astro 102 ft/lbs
1988 Safari 102 ft/lbs
1988 Van G10-25 102 ft/lbs
1988 Van G30-35:
5 bolts 117 ft/lbs
8 bolts 139 ft/lbs
1987-88 R-, V-Blazer:
2WD 103 ft/lbs
4WD With Aluminum Wheels, 6 lug 103 ft/lbs
4WD Without Aluminum Wheels, 6 lug 88 ft/lbs
1987-88 R-, V-Jimmy:
2WD 103 ft/lbs
4WD With Aluminum Wheels, 6 lug 103 ft/lbs
4WD Without Aluminum Wheels, 6 lug 88 ft/lbs
1987-88 R-, V-Suburban:
2WD 103 ft/lbs
4WD With Aluminum Wheels, 6 lug 103 ft/lbs
4WD Without Aluminum Wheels, 6 lug 88 ft/lbs
1987 R-, V-Pickup:
2WD 88 ft/lbs
4WD 80 ft/lbs
1987 Van:
G10-25 88 ft/lbs
G30-35, exc. 8 lug 103 ft/lbs
G30-35, with 8 lug 125 ft/lbs
1986-87 S-10,15 90 ft/lbs
1984-86 C-K Models (Blazer, Jimmy, Suburban):
5 lug (1/2") 100 ft/lbs
5 lug (9/16") 120 ft/lbs
6 lug 90 ft/lbs
8 lug 140 ft/lbs
1984-86 Van:
G10-25 100 ft/lbs
G30-35 (5 lug) 120 ft/lbs
G30-35 (Dual Rear Wheels, 8 lug) 140 ft/lbs
1983-85 S-10, 15:
With Standard Wheels 81 ft/lbs
With Optional Wheels 100 ft/lbs
1983 C-K Models (Blazer, Jimmy, Suburban):
5 lug 100 ft/lbs
6 lug 90 ft/lbs
8 lug 120 ft/lbs
1983 Van:
G10-25 100 ft/lbs
G30-35 (Single Rear Wheel) 120 ft/lbs
G30-35 (Dual Rear Wheels) 140 ft/lbs