Contents Wiring diagrams Section: Frames, Subframes & Crossmembers All sections

Frame and Underbody: Specifications GMC Acadia I

Fastener Tightening Specifications

ApplicationSpecification
MetricEnglish
Engine Mount to Frame Nut75 N.m55 lb ft
Frame Brace Bolt60 N.m44 lb ft
Front Crossmember Brace Bolt50 N.m37 lb ft
Front Frame to Body Bolt110 N.m81 lb ft
+ 90 degrees
Front Wheelhouse Panel Rear Liner Nut6 N.m53 lb in
Front Wheelhouse Panel Rear Screws1.5 N.m13 lb in
Front Wheelhouse Liner Screw2.5 N.m22 lb in
Radiator Support Bolt50 N.m37 lb ft
Rear Axle Differential to Body Bolt160 N.m118 lb ft
Rear Brake Caliper Bracket Bolt50 N.m37 lb ft
Rear Frame Reinforcement Bolt60 N.m44 lb ft
Rear Frame Reinforcement Stud60 N.m44 lb ft
Rear Shock Absorber Bolt50 N.m37 lb ft
Rear Suspension Crossmember to Body Bolt170 N.m125 lb ft
Rear Wheelhouse Liner Screw2.5 N.m22 lb in
Right Park Brake Cable Retaining Bolt10 N.m89 lb in
Trailer Hitch Bolt100 N.m74 lb ft
Transmission Mount to Frame Nut75 N.m55 lb ft
Underbody Side Rail Bolt47 N.m35 lb ft
Underbody Side Rail Nut11 N.m97 lb in
Upper Bumper Support to Radiator Support Bolt9 N.m80 lb in
Wheel Drive Shaft Nut260 N.m192 lb ft

Scheme 1

Scheme 1: Underbody Rear Side Rail Replacement
CalloutComponent Name
Preliminary Procedure: Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
1Underbody Rear Side Rail Bolt (Qty: 6) CAUTION: Refer to Fastener Caution . Tighten: 47 N.m (35 lb ft)
2Underbody Rear Side Rail Nut Tighten: 11 N.m (97 lb in)
3Underbody Rear Side Rail
CAUTION
Refer to Fastener Caution .