Quantum L4-1715cc 1.7L SOHC (1983)
Power Trunk / Liftgate Lock Actuator: Technical Service Bulletins
Bi-Pressure Locking System - Installation of Larger Pump
Applies To
QUANTUM
1982-83 Models
Group
57
Subject
Central Locking System
Part Identifier 5780
Key Points
Installation of a larger bi-pressure locking system pump
C
Number
83-01
December 21, 1983
A new bi-pressure locking system pump is now installed in production as of October 12,1983:
VIN 3 EE 070729
Part No... of the new pump is 443 862 257 A
Replace the earlier version pump with this new bi-pressure pump only after proper diagnosis of the system is performed and no other fault can be found.
Modifications to the surrounding foam must be made in order to fit the new pump.
FIGURE 1 - BI-PRESSURE PUMP, REPLACING
-
cut out foam with a utility knife 19.0 mm (3/4 in.) in area A to accommodate larger pump body Note
Check the function of new pump before reinstalling trim cover panels
Labor Operation - 57 80 21 0
Time Units
- 50
