Fastener Tightening Specifications

2008 Chevrolet Chevy Express G3500, Van Passenger ExtendedSECTION Fastener Tightening Specifications
WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2011 GMC Yukon XL, 2011 GMC Yukon, 2011 Chevrolet Tahoe, 2011 Chevrolet Suburban, and 2011 Chevrolet Avalanche. However, it is still accessible from the selected car via links, so may be relevant.
Fastener Tightening Specifications

Application Specification
Metric English
Assist Step Bracket Bolt 25 N.m 18 lb ft
Assist Step Bracket Nuts 9 N.m 80 lb in
Assist Step Controller Bolts 10 N.m 89 lb in
Body Mounting Bolt- Except Front 165 N.m 122 lb ft
Body Mounting Bolt- Front 70 N.m 52 lb ft
Electronic Brake Control Module Splash Shield Bolts 20 N.m 15 lb ft
Engine Front Crossmember Bolt- 2500
  • First Pass
70 N.m 52 lb ft
  • Final Pass
Additional 110 degrees
Engine Front Crossmember Nut- 1500
  • First Pass
70 N.m 52 lb ft
  • Final Pass
Additional 110 degrees
Engine Protection Shield to Frame Rail Bolts 20 N.m 15 lb ft
Engine Splash Shield Nut 12 N.m 106 lb in
Intermediate Cable Nut 4 N.m 30 lb in
Master Cylinder Mounting Nuts 36 N.m 27 lb ft
Oil Pan Skid Plate 28 N.m 21 lb ft
Steering Linkage Shield Bolts 20 N.m 15 lb ft
Tow Hook to Frame Rail Bolts 85 N.m 63 lb ft
Trailer Hitch to Bumper Bolts 100 N.m 74 lb ft
Trailer Hitch to Frame Bolts- Four Bolts w/Loose Nuts 113 N.m 83 lb ft
Transfer Case Shield 20 N.m 15 lb ft
Transmission Crossmember Nut 95 N.m 70 lb ft
Transmission Mount to Crossmember Nuts 50 N.m 37 lb ft
Wheelhouse Liner Screws- QST 2.5 N.m 22 lb in
Wheelhouse Liner Screws- Without QST 2 N.m 18 lb in
RENDER: 1.0x

NO RELATED

Recommended Tools & Savings

Use the Manual With the Right Hardware

Pair factory procedures with proven DIY tools so the instructions are easier to execute.

Affiliate disclosure: We may earn a commission at no extra cost to you.

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.