GMC 1982 Light Duty Truck Service Manual page 176

2D-14 BODY
Fig. 2D-33~Rem oving Door Glass
W I N D O W R E G U L A T O R - M A N U A L —F IG . 2 D - 3 2
Replacem ent
1. Raise window and tape glass in full up position using
cloth body tape.
2. Remove trim panel as outlined previously.
3. Remove screws attaching regulator to door inner panel.
4. Rem ove reg u lato r by sliding re g u la to r rearw ard ,
disengaging rollers from sash channel.
A notch is provided in th e sash channel to allow
disengagem ent of the forward roller on the window
regulator (Fig. 2D -32).
5. Install regulator by reversing above steps. L ubricate
regulator gear with lubriplate or equivalent.
W IN D O W REGULATOR - POW ER - CK MODELS
In th e case th a t window will not op erate, check
electrical connections first.
Fig. 2D-34--Pow er W in d o w Switch, Relay and Breaker Assembly
F igure 2D -34 illu strate s
VIEW B
location of junctions, switch, relay and circuit breaker.
Replacem ent
C A U TIO N : Electrical connectors must be rem oved
from w in d o w lift motor before perform ing an y
o p eratio n on th e re g u la to r, or personal in ju ry
could occur. Figure 2D -3 5 illustrates location of
reg ulator on door a n d w irin g .
1. Raise glass to full up position and tape to door fram e
using cloth body tape.
2. Disconnect battery ground cable.
3. Remove door trim panel as previously outlined.
4. Remove remote control bolts and lay control assembly
aside for access.
5. Remove regulator to door panel attaching screws.
6. Disconnect harness from regulator.
7. Slide regulator assem bly rearw ard, disengaging rollers
from sash channel.
A notch is provided in the sash channel to allow
disengagem ent of the forward roller on the window
regulator (fig. 2D-32).
8. Rem ove reg u lato r assem bly th ro u g h access hole in
door.
C A U T IO N : Step 9 m ust be p e rfo rm e d w h e n
reg ulator is rem oved from door. The reg u lato r lift
arm s are under tension from the counterbalance
spring a n d can cause serious injury if th e motor is
rem o ved w ith o u t locking th e sector g e a r in
position.
9. Drill a hole through the regulator sector gear and back
plate. DO N O T drill hole closer than 1/2" (12.7m m )
to edge of sector gear or back plate. Install a pan head
sheet m etal tapping screw (N o. 10 - 12 x 3/4) in drilled
hole to lock sector gear in position.
10. Remove motor to regulator attach in g screws.
11. Remove m otor from regulator.
Fig. 2D-35--Pow er W ind ow Regulator, M o to r and Connector