Chevrolet LIGHT DUTY TRUCK (SERIES 10-35) Service Manual page 180

Fig. 2D-1 18--Hinge Cover
The upper rear hinge must be positioned as shown in
view A of figure 2D-117, in order to insure proper latching.
1. The hinge lower lever must contact the striker at
least .06 inch above the lower edge of the striker tang.
2. The lower lever must extend at least .10 inch
outboard of the striker tang. Add or delete shims between
the striker and the body as necessary.
3. If necessary to shim roller away from guide, shims
are added between the nylon block and hinge and between
roller and hinge. They must be installed in pairs. For
example, if one shim is added behind the nylon block
another must be added behind the roller.
Door Hold-Open C atch A d ju s tm en t
This catch, mounted on the lower front roller bracket,
holds the door in the full open position. See figure 2D-119.
The catch engages a striker installed at the rear of the lower
roller channel, view D of figure 2D-117.
1 . Loosen the screws retaining the catch rod bracket
to bottom of door.
2. Adjust catch-to-striker engagement by sliding the
bracket laterally. Catch should fully engage striker.
Fig. 2D -1 1 9 - -H o ld -O p e n C atch
Fig. 2D-1 20 --A djusting the Rear W edge Assem bly
Rear W ed g e Assem bly A d ju stm en t
1 . Loosen screws attaching rear wedge assembly to the
body pillar, then close the door to the fully latched position.
2. Center the wedge assembly on the door wedge, as
shown in figure 2D-120, and scribe a line around the wedge
assembly.
3. Open the door, and move the wedge assembly 3/16
inch.
FRONT LATCH ASSEMBLY
Removal
1 . Remove trim panel, if so equipped.
2. Remove access cover.
3. Unscrew door lock knob from rod.
4. Disconnect the following rods from latch, shown in
figure 2D-121.
a. Rear latch rods.
b. Lock cylinder rod.
c. Door lock rod.
5. Remove door handle.
6 . Remove screws retaining latch assembly to door.
7. Slide latch rearward and lift front of latch.
Disconnect rod leading to lower hinge door catch by
pushing rod out of hole and rotating rod clear of latch. See
figure 2D-122.
8 . Remove latch assembly from door.
Installation
1 . Install latch assembly into door by working latch
assembly behind the lower hinge door catch.
2. Connect lower hinge door catch, lock cylinder rod,
door lock rod, and both rear latch rods.
3. Install latch assembly-to-door attaching screws.
Torque to specifications.
4. Install door lock knob and door handle.
5. Install access cover and trim panel.
6 . Adjust door front striker as outlined earlier under
"Adjustments".
BODY 2D-51
LIGHT T R U C K S ER V ICE MANUAL