1. Lift spare wheel cover assembly and secure in open position.
2. Remove two Torx head screws and remove spare wheel cover catch.
3. Open LH and RH tail lamp access covers.
4. Disconnect LH and RH tail lamp connectors from tail lamp assemblies.
5. Determine LH and RH ends of trailer wiring harness, (labels are on connectors). Feed LH tail lamp
connectors behind LH corner trim to tail lamp connector.
6. Insert LH (passenger side) connectors of trailer wiring harness between tail lamp and original body wiring
harness connector.
7. Remove nut securing existing earth terminal to earth stud. Attach earth terminal from trailer wiring
harness to stud, reusing nut.
8. Lift rear compartment floor insulator away from rear edge of floor to allow access to existing body wiring
harness and clips. Route trailer wiring harness across rear panel, left to right, attaching to existing body
wiring harness clips.
9. Allow rear edge of rear compartment floor insulator to lay over wiring harnesses in its original position.
9. Feed RH tail lamp connectors behind RH corner trim, to tail lamp connector.
10. Insert RH connectors of trailer wiring harness between tail lamp and the original connector.
11. Route flat harness and trailer plug into RH floor storage compartment for storage while not in use.
12. Refit spare wheel cover catch with two Torx head screws.
IMPORTANT: Wiring harnesses must route below spare wheel cover catch. Check wiring harnesses are not
pinched or clamped between catch and rear panel after catch is reinstalled.
13. Close spare wheel cover assembly.
FITTING INSTRUCTIONS FOR
JS VECTRA TRAILER WIRING HARNESS (WAGON)
Part No. 92078288
FD879
30AP98
COPYRIGHT
Page 1 of 2
G63_3_1
HOLDEN SERVICE PARTS OPERATIONS
Reproduction in whole or part
prohibited without written approval
Division of HOLDEN Ltd ACN 006 893 232
RETAIN HARNESS IN RH FLOOR
STORAGE COMPARTMENT
WHILE NOT IN USE
TRAILER
PLUG
RH TRAILER HARNESS
CONNECTORS LH
(PASSENGER SIDE)
TRAILER HARNESS
CONNECTORS
FD879
30AP98
COPYRIGHT
Page 2 of 2
G63_3_2
HOLDEN SERVICE PARTS OPERATIONS
Reproduction in whole or part
prohibited without written approval
Division of HOLDEN Ltd ACN 006 893 232
CONNECT TRAILER
HARNESS EARTH LEAD
TO EXISTING EARTH STUD
ROUTE TRAILER WIRING HARNESS
BESIDE EXISTING WIRING HARNESS
THROUGH EXISTING CLIPS (2 PLACES)
TORX HEAD SCREW
(2 PLACES)
SPARE WHEEL
COVER CATCH
FRONT