Component Parts Replacement; Toe-In; Wheel Hubs & Bearings; Replacement Of Bearing Cups - Chevrolet CHEVY VAN G10 SERIES Service Manual

d. A n
"up in rear"
from a caster reading.
negative
5. A dd or subtract as necessary to arrive at th e corrected
caster angle.
6
. Measure dim ension " A" (bum p stop bracket to fram e)
and check the specifications for th a t dim ension.
7. C orrect th e actual caster angle, as arrived at in Step 4 , as
necessary to keep w ithin th e specifications b y adding or
subtracting shims from th e fro n t or rear b o lt on the
upper control arm shaft.
Camber
1. D ete rm in e th e cam ber
equipm ent.
2. A dd or sub tract shims from b o th the front and rear bolts
to affect a change.

Toe-in

1. D e te r m in e th e wheel
equipm ent.
2. Change th e length o f b o th tie rod sleeves to affect a toe
change. T orque tie rod clamps to specifications.
C A U T IO N : This hub to
im portant attaching part in th at it could affect the
performance of vital
and/or could result in major repair expense. It must
be replaced w ith one o f the same part number or
w ith an equivalent part if replacement becomes
necessary. Do not use a replacement part o f lesser
quality or substitute design. Torque values must be
used as specified during reassembly to assure proper
retention of this part.
WHEEL HUBS & BEARINGS
Removal
1. Raise vehicle on hoist and remove wheel and tire as­
sem bly. Remove dust cap from end o f hub and w ithdraw
co tter pin.
2. Remove the brake caliper and hang by a wire to the
suspension.
3. Remove hub and disc assembly.
4. Remove outer bearing from h u b . The inner bearing will
rem ain in the hub and m ay be rem oved by prying o u t the
inner grease seal.
5. Wash all parts in cleaning solvent.
Inspection
1. Check all bearings for cracked bearing cages, w orn or
p itted rollers.
2. Check bearing races for cracks or scoring, check brake
discs for out-of-round or scored condition and check
bearing outer races for looseness in hubs.
fram e angle m ust be
subtracted
angle from the alignment
toe-in from the alignm ent

COMPONENT PARTS REPLACEMENT

spindle fastener is an
components and systems,
Trucks w ithin these tolerances from th e m ean specification
are safe and n o t hazardous w ith respect to alignm ent effects
on o peration and handling. Settings outside these lim its are
not necessarily unsafe; however, custom er dissatisfaction, due
to steering pull or tire wear m ay occur or the vehicle may be in
a dam aged condition.
Definitions
Service Checking
Values w ithin these lim its should provide a high level o f
custom er satisfaction and should n o t require resetting.
Service Reset
Values th a t the vehicle should be set w ithin if it is observed
out o f the service checking tolerance, or if it is being aligned
due to replacem ent o f com ponents, or for any other reasons.
Vehicle Inspection Tolerances
F or governm ent inspection station usage.
Repairs
Replacement o f Bearing Cups
If necessary to replace an ou ter race, drive o u t old race
from the hub w ith a brass d rift inserted behind race in notches
in h u b . Install new race by driving it in to h u b w ith th e proper
race installer. Remove the inner race in the same m anner.
C A U T IO N : Use care when installing new race to
start it squarely into hub, to avoid distortion and
possible cracking.
Thoroughly lubricate bearing assemblies w ith new high
m elting p o in t wheel-bearing lubricant. Remove any excess
lubricant.
Fig. 6 —Pressing Hub Bolt
FRO NT SUSPENSION 3-5
C H E V Y V A N SH O P M A N U A L