Crossmember And Suspension Unit - Chevrolet CHEVY VAN G10 SERIES Service Manual

loosen ball stud nuts. Free steering knuckle from ball
studs by installing Special Tool J-23742. Remove ball
stu d nuts and w ithdraw steering knuckle.
Installation
C A U T IO N : A ll steering knuckle/steering arm a t­
tachments, including anchor pin, are
attaching part in th at it could affect the perform ­
ance of vital components and systems, and/or could
result in major repair expense. I t 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 re­
tention of this part.
1. Place steering knuckle in position and insert upper and
low er ball studs into knuckle bosses.
C A U T IO N : Steering knuckle hole, ball stud and
n ut should be free of d irt
tightening nut.
2. Install ball stud nuts and tighten n u t to specifications.
(See Specification S ection.)
N O T E : I f necessary, tighten one more notch to
insert cotter pins. Do not loosen nut to insert cotter
pin. Refer to Ball Joint
installation.
3. Reverse above removal procedure, an d tighten splash
shield m ounting bolt. Tighten tw o caliper assembly
m ounting bolts to 35 ft. lb. torque.
4. A djust w heel bearings as o u tlined under F ro n t Wheel
Bearing A djustm ent.
5. Tighten w heel nuts to 75 ft. lb.
CROSSMEMBER AN D SUSPENSION U N IT
C om ponent parts o f the fro n t suspension may be serviced
im portant
and grease before
te x t fo r proper nut
separately as outlined in the preceding service operations.
However, if extensive service is to be perform ed to cross­
m em ber, fram e, etc., th e unit can be rem oved and installed as
follows:
Removal
1. Place vehicle o n hoist and remove the shock absorber
from th e low er control arm.
2. Remove idler arm and pitm an arm .
3. S upport engine and remove fro n t engine m o u n t center
bolts.
4. Separate main brake feeder line from crossm em ber tee.
5. Remove bolts retaining crossm em ber hangers to fram e
side rails.
6
. Remove bolts securing crossm em ber to fram e b o tto m rail
and low er th e assem bly from vehicle.
Installation
C A U T IO N : A ll crossmember to frame attachments
are im portant attaching parts in th at they could
affect the performance of vital components and
systems, and/or could result in major repair ex­
pense. They must be replaced w ith parts of the same
p a r t n u m b e rs o r
replacement becomes necessary. Do not use replace­
ment parts of lesser quality or substitute design.
Torque values must be used as specified during
reassembly to assure proper retention o f these parts.
1. Jack crossm em ber into position under frame and install
fram e b o tto m rail m ounting bolts.
2. Install bolts securing crossm em ber hanger to fram e and
torqu e nuts. See specifications.
3. Position engine on fro n t m oun t and install m ounting b olt
an d torque 45 lb. ft.
4. Install the shock absorber.
5. C onnect fro n t brake m ain feeder line and bleed brakes as
described in Section 5.
6
. Install idler arm and pitm an arm.
7. Check and A djust fro n t end alignm ent as outlined under
" M aintenance and A djustm ents" in this section.
8
. Remove vehicle from hoist.
FRO NT SUSPENSION 3-11
w it h equivalent parts if
C H E V Y V A N SH O P M A N U A L