TreadCompass

GMC Safari Lug Nut Torque

The GMC Safari lug nut torque is 140 ft-lbs (190 N·m) for 2003–2005 and 100 ft-lbs (136 N·m) for 1985–2002.

OR PICK YOUR VEHICLE

GMC Safari · 1985–2005

The spec changed over the years. Pick your year above, or find it here:
2003–2005140 ft-lbs · 190 N·m
1985–2002100 ft-lbs · 136 N·m
  • ✓ Tighten in a star pattern, in two passes, with a torque wrench (not an impact gun)
  • ✓ Re-check the torque after the first 50–100 miles
  • ✓ Confirm against your owner’s manual; aftermarket wheels can differ

Source: TreadCompass vehicle fitment database. Page updated November 2026. Specs can vary with aftermarket wheels and lug hardware, so always confirm with your owner’s manual.

Factory tire sizes for the GMC Safari

Compare prices across retailers for your size.

205/75R151985–2001 · Compare prices →215/75R151989–2002 · Compare prices →215/70R162003–2005 · Compare prices →

Other GMC models

1500AcadiaAcadia LimitedC1500C1500 SuburbanC2500C2500 SuburbanC3500C4500C5500CaballeroCanyonAll GMC models →

GMC Safari lug nut torque FAQ

What is the lug nut torque for a GMC Safari?

The GMC Safari lug nut torque is 140 ft-lbs (190 N·m) for 2003–2005 and 100 ft-lbs (136 N·m) for 1985–2002. Tighten in a star pattern with a torque wrench, then re-check after the first 50–100 miles.

Do all Safari trims use the same lug nut torque?

Yes. Every Safari trim in our database uses the same lug nut torque for a given model year.

Has the GMC Safari lug nut torque changed over the years?

Yes. It is 140 ft-lbs for 2003–2005 and 100 ft-lbs for 1985–2002. Pick your year above to see the exact spec.

What size tires come on the GMC Safari?

Factory tire sizes include 205/75R15 (1985–2001), 215/75R15 (1989–2002) and 215/70R16 (2003–2005). Check the sidewall of your current tires to confirm yours, then compare prices for that size above.

New to torquing wheels? See how to torque lug nuts and common questions.