Express 1/2 Ton Van V8-5.7L VIN R (1999)
Alignment: Service and Repair
Front Wheel Alignment
Front Caster and Camber Adjustment
The caster and camber adjustments are made by rotating the offset cam bolt and the cam in the slotted frame bracket in order to reposition the control
arm.
IMPORTANT: Before adjusting the caster and camber angles, jounce the front bumper three times to allow the vehicle to return to normal height.
Measure and adjust the caster and the camber with the vehicle at curb height. The front suspension Z dimension and the rear suspension D dimension
are indicated in Trim Heights. Refer to Trim Height Inspection Procedure.
1. For an accurate reading, do not push or pull on the tires during the alignment process.
2. Determine the caster (2,3) angle.
3. Determine the camber (2,3) angle.
4. If the caster and the camber angles are not within specifications, remove the frame bracket knockouts. Refer to Frame Bracket Knock Out
Removal.
