C Yukon 2WD V8-5.7L VIN R (1999)
Alignment: Service and Repair
Frame Bracket Knock Out Removal
REMOVAL PROCEDURE
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Tools Required
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J 38794 Knockout Removal Tool
Important: As originally installed, the upper control arm cannot be adjusted for the caster or the camber. However, if the caster or the camber is
measured and is out of tolerance, the caster and the camber can be set to the proper specifications.
1. Raise the vehicle.
2. Suitably support the vehicle.
3. Support the lower control arms with a jack or the jack stands.
Important: The jack or the jack stand must remain under the lower control arm during the removal and the installation procedure in order to
retain the lower control arm position.
4. Remove the tire and the wheel assembly.
5. Remove the following parts from the upper control arm bracket (4):
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The nuts (6)
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The cams (5)
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The bolts (1)
6. Lift the upper control arm (3) up and to the side in order to gain access to the inner portion of the frame bracket.
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Use the J 38794 in order to remove the frame bracket knockout as follows:
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Do not distort the frame bracket when removing the knockout.
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Apply extreme pressure lubricant to the threads of the T-bolt.
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Insert the bolt through the knockout hole in the bracket support.
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Install the bridge onto the T-bolt.
The forward bracket requires the bridge to be installed between the legs of the bracket due to access problems.
7. Assemble the following parts in order:
7.1.The bridge
7.2.The bearing with the chamfered side out
7.3.The washer