Chevrolet Light Duty Truck 1973 Service Manual page 359

15. Disconnect shock absorbers at frame or at lower
control arm attachment and position shocks up and
rearward.
16. Remove propeller shaft as outlined in Section 4 -
install plug in transmission extension.
17. Disconnect front brake pipe at equalizer tee and
disconnect rear brake pipe at connector at left
frame rail (Fig. 2L).
18. Disconnect rear brake pipe at right frame rail
connector (Fig. 3L).
19. Remove transmission support frame-to-crossmem-
ber attaching nuts - do not remove bolts at this
time.
20. Remove the six (3 on each side) vertically driven
front crossmember-to-frame attaching bolts (Fig.
3L).
21. Remove the four (2 on each side) frame-to-upper
control arm (inside) attaching bolts (Fig. 4L).
22. Lower the vehicle on hoist so that weight of vehicle
is on hoist but with wheels touching floor and
suspension at curb height.
23. Install wood blocks between oil pan and crossmem­
ber to stabilize engine assembly (Fig. 5L).
24. Position floor jack under vehicle so that jack pad is
aligned under transmission and, using a block of
wood to protect transmission, support transmission
with jack.
25. Remove transmission support crossmember.
26. Remove the four (2 on each side) remaining
suspension-to-frame (outside) retaining bolts (Fig.
4L).
27. Raise vehicle slowly, leaving suspension and power
train on the floor until sufficient clearance is
obtained for removing engine.
Check often when raising the
CAUTIO N:
vehicle t o make sure that a l l disconnects have
been made and that vehicle i s positioned
properly on h o i s t .
28. Roll the power train and suspension assembly to
the work area and position jack stand under
transmission extension - remove floor jack.
29. Place floor jack under suspension crossmember
and raise jack so that weight of assembly is
supported on jack pad.
30. Attach lifting adapter at engine lifting brackets.
31. Attach lifting device to support engine, remove
engine mount through bolts and remove engine
assembly from crossmember.
32 Remove synchromesh transmission and clutch (if so
equipped).
a. Remove clutch housing rear cover bolts.
b. Remove bolts attaching the clutch housing to
Fig. 5 L —F loor Jack Location Under Transmission (L-6)
engine block, then remove transmission and
clutch housing as a unit.
NOTE: Support the transmission as the last
mounting bolt is removed and as it is being
pulled away from the engine, to prevent
damage to clutch disc.
c. Remove starter and clutch housing rear cover.
d. Loosen clutch mounting bolts a turn at a time
(to prevent distortion of clutch cover) until the
spring pressure is released. Remove all bolts,
clutch disc and pressure plate assembly.
33. Remove automatic transmission (if so equipped).
a. Lower engine, secured by the hoist, and support
engine on blocks.
b. Remove starter and converter housing
underpan.
c. Remove flywheel-to-converter attaching bolts.
d. Support transmission on blocks.
e. Disconnect detent cable on Turbo Hydra-Matic.
f. Remove transmission-to-engine mounting bolts.
g. With the hoist attached, remove blocks from the
engine only and slowly guide the engine away
from the transmission.
34. Mount engine in engine stand and remove lifting
device and lifting adapter.
Installation (C, K and P Series)
1. If engine was mounted in an engine stand, attach
lifting adapter to engine lift brackets then using
lifting device, remove engine from stand and
perform the following:
ON CS 10-20-30:
EN G IN E 6 -2 3
LIGHT DUTY TRUCK SERVICE MANUAL