Door Lock - High Key Effort
88chevy11Number: 88-227-10
Section: 10
Date: MAY, 1988
Subject: HIGH DOOR LOCK KEY EFFORT
Model and Year: 1988 C/K MODELS
FIGURE 6:
TO: ALL CHEVROLET DEALERS
High door lock key effort may be experienced on some 1988 C/K models. A new door lock rod and lock pawl is available to address this condition (Figure 6). Service parts are now available from GMSPO.
Parts Information
Part
Number(s) Description
15616166 Lock Pawl-Left Side
15616167 Lock Pawl-Right Side
15612999 Lock Rod-Left Side
15613000 Lock Rod-Right Side
Service Procedure (with Power Door Locks/Windows Removal:
1. Place door windows in the full down position.
2. Remove power door lock/window switch assembly bezel (do not disconnect wiring from switch assembly).
FIGURE 1:
3. Remove trim panel.
Notice: Pwr door lock/window switch assembly must be fed through opening in trim panel (Figure 1).
FIGURE 2:
4. Loosen upper front window channel bolt (Figure 2).
5. Remove lower front window channel bolt (Figure 2).
FIGURE 3:
6. Remove screws holding door module. (Figure 3).
7. Remove lock rods from the: a) door handle
b) lock switch
c) pwr door lock actuator
Notice: Tape lock rods up and away from door inner panel.
8. Move front window channel away from glass.
9. Remove window glass as described in the service manual (Section 10A1-14).
FIGURE 4:
10. Pull excess pwr door lock/window wiring through door opening as shown in Figure 4.
11. Lower door module panel assembly including glass, out through the opening in the door inner panel.
Notice: Due to insufficient wire length the door module panel assembly will not reach the floor. The front edge must be supported.
FIGURE 5:
12. With the door module panel assembly removed, remove the clip holding the lock rod to lock pawl.
FIGURE 6:
13. Remove three torx screws holding lock assembly to the door.
14. Remove lock assembly and lock rods from the door.
Notice: This step provides access to the lock rod.
15. Remove the two bolts attaching the outside door handle to the door and remove the handle.
Notice: This step provides access to the lock pawl.
Installation:
1. Install new lock rod and lock pawl and reverse removal procedure.
Service Procedure (without Pwr-Door Lock/Windows)
*) Procedure is the same as for vehicles with power door lock/windows except for the following:
1. Remove window handle.
2. Remove door lock/handle bezel.
* Do not have to move wires.
* No lock rod to power door lock actuator.
Labor Operation Description Time
T7555 R/R Lock Rod and Pawl R.S. .6
T7556 R/R Lock Rod and Pawl L.S. .6