Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSGMC1991SONOMA BASE, 2D PICKUP EXTRA CAB, 2.8 RREPAIR AND DIAGNOSISSTEERINGPOWER STEERINGSTEERING KNUCKLES - 4WDTORQUE SPECIFICATIONS
1991 GMC Sonoma Base, 2D Pickup Extra Cab, 2.8 R
Torque Specifications
1991 GMC Sonoma Base, 2D Pickup Extra Cab, 2.8 RSECTION Torque Specifications
TORQUE SPECIFICATIONS
| Application | Ft. Lbs. (N.m) | |||
|---|---|---|---|---|
| Astro & Safari | ||||
| Axle Shaft Nut | 173 (235) | |||
| Ball Joint Nut | 94 (127) | |||
| Brake Caliper Bolt | 37 (50) | |||
| Hub & Bearing Assembly Bolt | 66 (89) | |||
| Splash Shield Bolt | 12 (16) | |||
| Tie Rod Nut | 35 (47) | |||
| Wheel Lug Nut | 92 (125) | |||
| "K" Series | ||||
| Axle Shaft Nut | 173 (235) | |||
| Ball Joint Nut | 94 (127) | |||
| Brake Caliper Bolt | 28 (38) | |||
| Hub & Bearing Assembly Bolt | 66 (89) | |||
| Splash Shield Bolt | 12 (16) | |||
| Tie Rod Nut | 35 (47) | |||
| Wheel Lug Nut | ||||
| Single Wheel | 90 (122) | |||
| Dual Wheel | 125 (169) | |||
| "T" Series | ||||
| Axle Shaft Nut | 181 (245) | |||
| Ball Joint Nut | ||||
| Lower | 83 (113) | |||
| Upper | 61 (83) | |||
| Brake Caliper Bolt | 37 (50) | |||
| Hub & Bearing Assembly Bolt | 86 (117) | |||
| Tie Rod Nut | 35 (47) | |||
| Wheel Lug Nut | ||||
| Aluminum Wheel | 90 (122) | |||
| Steel Wheel | 73 (99) | |||
| "V" Series Models V1 & V2 | ||||
| Adjusting Sleeve | 50 (68) | |||
| Ball Joint Nut | ||||
| Lower | 70 (95) | |||
| Upper | 100 (136) | |||
| Brake Caliper Bolt | 35 (47) | |||
| Spindle Nut | 65 (88) | |||
| Steering Arm Nut | 90 (122) | |||
| Tie Rod Nut | 40 (54) | |||
| Wheel Lug Nut | ||||
| V10/15 | ||||
| Aluminum | 100 (136) | |||
| Steel | 88 (119) | |||
| V20/25 | 120 (163) | |||
| "V" Series Model V3 | ||||
| Brake Caliper Bolt | 35 (47) | |||
| Kingpin | 550 (747) | |||
| Spindle Nut | 65 (88) | |||
| Steering Linkage-To-Steering Knuckle Nut | 89 (121) | |||
| Tie Rod Nut | 40 (54) | |||
| Upper & Lower Kingpin Cap Bolt | 80 (108) | |||
| Wheel Lug Nut | 140 (190) | |||
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- β’ You smell fuel, burning insulation, or see smoke.
- β’ Brakes feel soft, pull hard to one side, or make grinding noises.
- β’ The engine overheats, stalls repeatedly, or misfires under load.
- β’ You are missing required tools, torque specs, or safe lifting equipment.
- β’ You are not confident in the next step or safety outcome.