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HOMESERVICE MANUALSGMC1966SUBURBAN 5.7L ENG, ENG CD 351REPAIR AND DIAGNOSIS (SINGLE PAGE)STEERINGMANUAL STEERINGSTEERING LINKAGE"K" MODELS & MOTOR HOMESTEERING CONNECTING ROD
1966 GMC Suburban 5.7L Eng, Eng CD 351

Steering Connecting Rod

1966 GMC Suburban 5.7L Eng, Eng CD 351SECTION Steering Connecting Rod
  1. Remove cotter pins from ball studs and remove castellated nuts. Remove ball studs from steering arm and pitman arm boss with a heavy hammer and striking other side of boss with a lighter hammer.
  2. To install, reverse removal procedure and note following: Ensure that threads on studs and nuts are clean and smooth. Check ball stud seals and replace if necessary. Install connecting rod on steering components, torque nuts and install new cotter pins. See Fig 1 for proper alignment and orientation of connecting rod clamps.
    Fig 1: Adjustable Connecting Rod Assembly, "K" Models (1973-74)
    G09348886Courtesy of GENERAL MOTORS COMPANY
TIGHTENING SPECIFICATIONS (1967-68)

Application Ft.Lbs.
Tie Rod Ball Joint Nut
  G 10 26
G 20 105
C & P 10 30
C 20-30 50
K 10-20 45
P 20-30 155
Tie Rod Clamp Bolt
  G 10, C 10-30, P 10 20
G 20 30
K 10-20 35
P 20-30 50
Idler Arm Mounting Bolts 20
Idler Arm-To-Relay Rod Nut 60
Pitman Arm-To-Relay Rod Nut 60
Steering Connecting Rod Nut 50
Pitman Arm-To-Sector Shaft Nut
  G 10-20 95
C 10-30, P 10 140
K 10-20 125
P 20-30 115
TIGHTENING SPECIFICATIONS (1969-71)

Application Ft.Lbs.
Tie Rod Ball Joint Nut
  G 10 (1969-70) 26
G 20 (1969-70) 105
G 10-20 (1971) (1) 35
G 30 (2) 70
C & P 10 30
C & P 20-30 50
K 10-20 45
Tie Rod Clamp Bolt
  G 10 (1969-70) 26
G 20 (1969-70) 30
G 10-20 (1971) 11
G 30 20
K 10-20 35
All Others 11
Idler Arm Mounting Bolts 30
Idler Arm-To-Relay Rod Nut
  G 10-30 (1971) (2) 70
All Others 60
Pitman Arm-To-Relay Rod Nut
  G 10-30 (1971) (2) 70
All Others 60
Steering Connecting Rod Nut 50
Steering Arm-To-Brake Backing Plate
  G 10-20 (1971) 100
G 30 150
Pitman Arm-To-Sector Shaft Nut
  G & K 10-20 95
All Others 125
(1) Maximum permissible torque on nut is 50 ft.lbs.
(2) Maximum permissible torque on nut is 100 ft.lbs.
TIGHTENING SPECIFICATIONS (1972-74 MODELS)

Application Ft.Lbs
Tie Rod Ball Stud Nuts
  C & G-10, P 10-30 (1) 35
All Others (2) 45
Tie Rod Clamps
  K 10-30 35
All Others 22
Idler Arm Mounting Bolts 30
Idler Arm-To-Relay Rod Nut
  G 10-30 70
All Others 60
Pitman Arm-To-Relay Rod Nut
  G 10-30 70
All Others 60
Steering Connecting Rod Nut
  K 10-20 (3) 50
Steering Connecting Rod Clamps
  K 10-20 40
Pitman Arm-To-Pitman Shaft Nut
  K 10-20 90
All Others (W/Power Steering) 180
All Others (W/Manual Steering) 140
(1) Plus torque required to align cotter pin, max. 50 ft.lbs.
(2) Plus torque required to align cotter pin, max. 60 ft.lbs.
(3) Plus next slot for cotter pin.
TIGHTENING SPECIFICATIONS (GMC MOTOR HOME)

Application Ft.Lbs.
Steering Arm-To-Tie Rod End 40-50
Tie Rod Clamp Nuts 19-24
Tie Rod-To-Intermediate Rod 40-50
Idler Arm-To-Intermediate Rod 40-50
Idler Arm-To-Frame 85-110
Relay Lever-To-Intermediate Rod 40-60
Relay Lever-To-Frame 250-300
Drag Link-To-Relay Lever 40-60
Drag Link-To-Pitman Arm 40-60
Pitman Arm-to-Steering Gear 160-210
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:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.