I’m doing some front end suspension and steering work on the Buick Grand National, so figured I’d share the proper torque specs since I had to find them for my own use.
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G-BODY FRONT SUSPENSION:
You should try and tighten suspension components with a load on them.
upper control arm pivot shaft to frame nuts 48
upper control arm pivot shaft to bushing nuts 85
upper ball joint stud to steering knuckle nut 52
lower ball joint stud to steering knuckle nut 70
lower control arm bushing to frame bolt and nut 65
front shock absorber upper stud nut 100 INCH LBS
front shock absorber to lower control arm bolts 20
front stabilizer bar link nut 156 INCH LBS
front stabilizer bar bracket to frame bolts 24
TURBO BUICK REAR SUSPENSION COMPONENTS:
control arm bolts and nuts upper and lower 80
rear shock absorber to lower mount 65
rear shock absorber to upper mount 144 INCH LBS
rear stabilizer bar to lower control arm nut 37
TURBO REGAL STEERING PARTS:
steering wheel to steering shaft nut 30
outer tie rod end to steering knuckle nut 30
inner tie rod end to intermediate rod nut 40
tie rod adjuster sleeve clamp nut 15
steering gear to frame bolts 80
pitman arm to steering gear shaft nut 185
idler arm to intermediate rod nut 40
idler arm to frame nuts 60
intermediate shaft pinch bolts upper 46 lower 30
wheel lug nuts 80 steel 100 aluminum
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