Door Window Assembly; Window Regulator Replacement; Door Opening Weatherstrip; Door Locks - Chevrolet 10 1971 Series Chassis Service Manual

BODY 1-14
Fig. 37— Lock Cylinder Installed
DO OR W IN D O W ASSEMBLY
Removal
1. Completely lower glass to bottom of door.
2. Remove inside door and window regulator handles
using tool J-7797.
3. Remove door arm rest and trim pad.
4. Mask or cover upper portion of door window frame.
Remove ventilator assembly as previously outlined.
5. Slide glass forward until front roller is in line with
notch in sash channel.
channel.
6. Push window forward and tilt front portion of window
up until rear roller is disengaged.
7. Put window assembly in normal position (level) and
raise straight up and out.
8. Reverse above procedure for installation.
W IN D O W REGULATOR REPLACEMENT (Fig. 34)
Removal
1. Wind window all the way up.
2. Remove inside door handles with Tool J-7797.
3. Remove door trim pad secured with 4 screws.
4. Remove 4 screws securing regulator to inner panel.
5. Push regulator out of circular opening while holding
rear of assembly, then slide assembly to the notches
in the carrier channel and out through the door ac­
cess hole.
Installation
Install regulator in reverse order of removal, lubricate
regulator gears with lubriplate or equivalent.
DO OR O PENING WEATHERSTRIP (Fig. 35)
Side door sealing incorporates an inner seal. The
inner seal is mounted on the body opening welding flange
and goes completely around the periphery of the opening.
The molded weatherstrip material is cemeted in place.
Success of weatherstrip replacement depends entirely
upon the quality of the cement used and the care with
which it is applied. All rust, road dirt and grease or oil
must be completely removed as should all old cement and
bits of old weatherstrip. After removing all foreign ma­
terial from door opening surface, wipe down with prepsol
Disengage roller from
Fig. 38— Remote Control and Side Door Lock
or its equivalent. Use only a good quality cement which
is made specially for weatherstrip installation, following
the manufacturer's directions. Proceed as follows:
1. Open door and block open.
2. Remove sill plate retaining screws and remove sill
plate.
3. Remove side door inner weatherstrip seal.
4. Remove used adhesive from cab door opening with
adhesive or cement remover.
5. Apply adhesive to cab opening.
6. Install molded corner of inner weatherstrip, starting
where windshield post joins the header panel.
7. Trim inner weatherstrip with a notch as shown in
Figure 35 and butt ends together.
8. Reinstall sill plate and sill plate retaining screws.

DOOR LOCKS

(Refer to Figs. 36, 37 and 38)
All door lock striker parts, including
NOTE:
shims and bolts, are important attaching.parts
in that they could affect the performance of vital
components and systems, and/or could result in
major repair expense. They must be replaced
with parts of the same part numbers or with
quality or substitute design. Torque values must
be used as specified during reassembly to assure
proper retention of these parts.
Removal
1. Raise window.
2. Remove inside handles with Tool J-7797.
3. Remove trim panel.
4. Remove remote control sill knob.
5. From outside the door remove screws retaining lock
to door edge and lower the lock assembly.
6. Remove screws retaining remote control.
7. Remove lock, push button rod and remote control rod
as an assembly.
10-30 CHEVROLET TRUCK SERVICE MANUAL