NUMBER:
GROUP:
DATE:

23-019-16
Body
May 05, 2016

This bulletin is supplied as technical information only and is not an authorization for repair. No part of this publication may be reproduced, stored in a retrieval system,
or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without written permission of FCA US LLC.

SUBJECT:
Trunkpan Bolts Loose Causing Clunk When Driving Over Bumps
OVERVIEW:
This bulletin involves inspecting and re-tightening the trunkpan bolts in the rear of vehicle.
MODELS:
2016

(ZD)

Dodge Viper

NOTE: This bulletin applies to vehicles within the following markets/countries:
NAFTA.
NOTE: This bulletin applies to vehicles built on or before March 05, 2016 (MDH
0305XX).
SYMPTOM/CONDITION:
The customer may describe a noise heard from the rear interior of the vehicle when driving
at lower speeds over bumps or on a rough road.
DIAGNOSIS:
If the customer describes the symptom/condition listed above, perform the Repair
Procedure.

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REPAIR PROCEDURE:
1. Open the liftgate (Fig. 1).

Fig. 1 View of Trunk
2. Remove the air compressor or any other loose accessories in the trunk compartment
3. Remove the trunk load floor panel (Fig. 2). Refer to the detailed service procedures
available in DealerCONNECT> TechCONNECT under: Service Info> 23 - Body>
Interior> Panel, Trunk Trim, Rear> Removal.

Fig. 2 Trunk Cover

-3-

23-019-16

4. Remove the rear valance close out cover (Fig. 3). Use trim stick to assist with
removing spring clip retainers. Take care in removal of panel, spring clips are bonded
to panel and may be damaged if care is not taken during removal.

Fig. 3 Trunk Trim Panel
1 - Cargo lamp connectors
2 - Spring clip tab locations

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5. Take care in removing foam tape from rear cargo lamp connectors (Fig. 4), during
connector separation.

Fig. 4 Foam Tape On Electrical Connector
1 - Foam tape around cargo lamp connectors

6. Position both seats to the most forward position.
7. Remove the center console rear storage bin. Refer to the detailed service procedures
available in DealerCONNECT> TechCONNECT under: Service Info> 23 - Body>
Interior> BIN, Storage, Rear> Removal.

-5-

23-019-16

8. Remove upper and lower “B” pillar trim pieces from both sides of vehicle (Fig. 5), (right
side shown, left side similar).
CAUTION: The upper and lower trim pieces are connected together and care should
be taken during removal as one piece. The two pieces are bonded
together and removing separately may damage trim pieces.

Fig. 5 Cowl Trim Piece
9. Remove upper bulk head trim cover fasteners for both sides. Refer to the detailed
service procedures available in DealerCONNECT> TechCONNECT under: Service
Info> 23 - Body/Interior/PANEL, Bulkhead Trim, Coupe/Removal.
10. Remove Top stack carpet assembly.

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11. Remove trunk pan floor liners on both sides (Fig. 6), (left side shown, right side
similar).
NOTE: Remove liners by bending the top portion slightly, out and away from rear
tail-light assembly fasteners.

Fig. 6 Carpet Inserts
12. Torque the four main M-8 bolts to 22 N·m (16 Ft·Lbs) (Fig. 7).

Fig. 7 Trunkpan Bolt Locations
1 - Trunkpan bolt locations

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13. Re-install trunk pan floor liners on both sides (Fig. 6), (left side shown, right side
similar).
14. Re-install Top stack carpet assembly.
15. Re-install upper bulk head trim cover fasteners for both sides. Refer to the detailed
service procedures available in DealerCONNECT> TechCONNECT under: Service
Info> 23 - Body/Interior/PANEL, Bulkhead Trim, Coupe/Installation.
16. Re-install upper and lower “B” pillar trim pieces from both sides of vehicle (Fig. 5),
(right side shown, left side similar).
CAUTION: The upper and lower trim pieces are connected together and care should
be taken during installation to re-install as one piece. The two pieces are
bonded together and re-installing separately, may damage trim pieces
and cause poor fitment.
17. Re-install the center console rear storage bin. Refer to the detailed service procedures
available in DealerCONNECT> TechCONNECT under: Service Info> 23 - Body>
Interior> BIN, Storage, Rear> Installation.
18. Position both seats to their previous position.
19. Connect the rear cargo lamp connectors and re-wrap foam tape around rear cargo
lamp connectors (Fig. 4).
20. Re-install the rear valance close out cover (Fig. 3).
21. Re-install the trunk load floor panel (Fig. 2). Refer to the detailed service procedures
available in DealerCONNECT> TechCONNECT under: Service Info> 23 - Body>
Interior> Panel, Trunk Trim, Rear> Installation.
22. Re-install the air compressor or any other loose accessories in the trunk compartment
23. Close the rear liftgate.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE:
Labor Operation
No:
23-02-92-90

Description
Bolts, Trunk Pan - Tighten to
Specification
(1 - Semi-Skilled)

FAILURE CODE:
ZZ

Service Action

Skill Category
6 - Electrical
and Body
Systems

Amount
0.7 Hrs.