2302023

Technical Service Bulletin (TSB)
Corrosion on Door hood Swing Gate Hinges
REFERENCE:
TSB: 23-020-23
GROUP 23 - Body
VEHICLES
AFFECTED:
2018 - 2023 (JL) Jeep Wrangler
2020 - 2023 (JT) Jeep Gladiator
Date:
February 1,
2023
REVISION: –
MARKET APPLICABILITY:
HNA
□MEA
CUSTOMER
SYMPTOM:
Corrosion found on the door, hood and/or swing gate hinge(s).
CAUSE:
Hinge composition
HSA
HIAP
□EE
□CH
REPAIR SUMMARY:
This bulletin involves inspecting and replacing any hinge exhibiting corrosion. The replacement hinge is
equipped with a Zinc shim. (Fig. 1) .
Fig. 1
Zinc Shim
1 - Zinc Shim
23-020-23
-2-
CLAIMS DATA:
Labor Operation No:
Labor Description
Skill Category
Labor Time
23-40-20-9G
Hinge - Replace
(0 - Introduction)
6 - Electrical and Body
Systems
0.0 Hrs.
Failure code
ZZ
Service Action
Labor Operation No:
Labor Description
Skill Category
Labor Time
23-40-20-51
Hinge, Door - Replace
Left Front Door
(0 - Introduction)
6 - Electrical and Body
Systems
0.6 Hrs.
23-40-20-52
Hinge, Door - Replace
Right Front Door
(0 - Introduction)
6 - Electrical and Body
Systems
0.6 Hrs.
23-40-20-53
Hinge, Door - Replace
Left Rear Door
(0 - Introduction)
6 - Electrical and Body
Systems
0.6 Hrs.
23-40-20-54
Hinge, Door - Replace
Right Rear Door
(0 - Introduction)
6 - Electrical and Body
Systems
0.6 Hrs.
23-40-20-55
Hinge, Hood - Replace
(0 - Introduction)
6 - Electrical and Body
Systems
0.8 Hrs.
23-40-20-56
Hinge, Swing Gate Replace
(0 - Introduction)
6 - Electrical and Body
Systems
1.0 Hrs.
Failure code
ZZ
Service Action
RELATED DATA:
SPARE PARTS:
Qty
Part No.
Description
Notes
1 (AR)
68302124AF
Hinge, Upper Door, Right Side
(One Upper Hinge Needed Per Door)
1 (AR)
68302125AF
Hinge, Upper Door, Left Side
(One Upper Hinge Needed Per Door)
1 (AR)
68297680AF
Hinge, Lower Door, Right Side
(One Lower Hinge Needed Per Door)
1 (AR)
68297681AF
Hinge, Lower Door, Left Side
(One Lower Hinge Needed Per Door)
2 (AR)
68281884AD
Hinge, Hood
2 (AR)
68282145AC
Hinge, Swing Gate
-3-
23-020-23
DIAGNOSIS:
If the customer describes the symptom/condition listed above, perform the Repair Procedure.
REPAIR PROCEDURE:
NOTE: Do not remove any hinges until the new parts are painted and ready to be installed. Always
replace both hinges on the same door, hood or swing gate, to make sure there won’t be a
visual mismatch between hinges of the same component. Do not replace the hinges on the
other doors if no signs of corrosion is found.
NOTE: There is only a slight difference between the old and new style hinges. There will be a small
gap between the body and hinge (Fig. 2) and (Fig. 3) .
Fig. 2
Old Style Hinge
Fig. 3
New Style Hinge With Zinc Shim
1 - Slight Gap Between Body and Hinge
Shim
1. Paint the hinges that need to be replaced.
2. Prepare the paint in the ideal proportions according to the manufacturer. Test first in an appropriate
place to check the color tone of the paint.
Determine which type of basecoat will be used solvent or waterborne based.
Solvent Basecoat Procedure:
• If using solvent basecoat procedure, paint the repaired area accordingly.
• Refer to the approved refinish paint suppliers (Akzo Nobel, Axalta, BASF, PPG, SherwinWilliams and
Valspar) recommended process for cleaning the primed surface area.
• Apply DAS302X sealer or equivalent.
• Apply DBC basecoat with DX57 hardener or equivalent.
• Apply DC4000 clearcoat with SL814 universal flexibilizer or equivalent.
23-020-23
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Waterborne Basecoat Procedure:
• If using waterborne basecoat procedure, paint the repaired area accordingly.
• Refer to the approved refinish paint suppliers (Akzo Nobel, Axalta, BASF, PPG, Sherwin Williams and
Valspar) recommended process for cleaning the primed surface area.
• Apply ECS2X sealer or equivalent.
• Apply EHP basecoat with T492 and T581 hardener or equivalent.
• Apply DC4000 clearcoat with SL814 universal flexibilizer or equivalent.
NOTE: Use the correct repair procedure listed below to replace the hinges that are being replaced.
3. Replace the front door hinges. Refer to the detailed service procedures available in DealerCONNECT >
Service Library under: 23 - Body / Doors - Front, Full / Hinges, Door / Removal and Installation.
4. Replace the rear door hinges. Refer to the detailed service procedures available in DealerCONNECT >
Service Library under: 23 - Body / Doors - Rear / Hinges, Door / Removal and Installation.
5. Replace the hood hinges. Refer to the detailed service procedures available in DealerCONNECT >
Service Library under: 23 - Body / Hood / Hinges, Hood / Removal and Installation.
6. Replace the swing gate hinges. Refer to the detailed service procedures available in DealerCONNECT >
Service Library under: 23 - Body / Decklid/Hatch/Liftgate/Tailgate/Swing Gate / Hinges / Removal and
Installation.
POLICY:
Reimbursable within the provisions of the warranty.
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.