0500423

Technical Service Bulletin (TSB)
Brake Thumping Noise
REFERENCE:
TSB: 05-004-23
GROUP 05 - Brakes
VEHICLES
AFFECTED:
2021 - 2022 (GU) Alfa Romeo Stelvio
This bulletin applies to vehicles built on or after August 05, 2021
(MDH 0805XX) and on or before October 11, 2022 (MDH 1011XX)
equipped with the 2.0L I4 DI Turbo Engine W/ESS (Sales Code EC2).
Date:
July 14, 2023
REVISION: –
MARKET APPLICABILITY:
HNA
□MEA
□SA
□IAP
□EE
□CH
CUSTOMER
SYMPTOM:
Customer may experience a thumping noise and/or pulsation while braking.
CAUSE:
Possible rust accumulation on disc brake rotors
This Technical Service Bulletin (TSB) has also been released as a Rapid Service Update (RSU)
23-210, date of issue July 14, 2023. All applicable RSU VINs have been loaded. To verify this RSU
service action is applicable to the vehicle, use VIP or perform a VIN search in DealerCONNECT/
Service Library. All repairs are reimbursable within the provisions of warranty. This RSU will expire 18
months after the date of issue.
REPAIR SUMMARY:
This bulletin involves inspecting and if necessary replacing the front and rear left and right brake pads and
retention springs and brake rotors.
CLAIMS DATA:
Labor Operation No:
Labor Description
Skill Category
Labor Time
05-70-22-9A
Brake Noise/Pulsation Inspect
(1 - Semi-Skilled)
5 - Brakes
0.5 Hrs.
05-70-22-9B
Brake Noise/Pulsation Inspect and Replace
Front and Rear Brake
Pads And Retention
Springs
(1 - Semi-Skilled)
5 - Brakes
1.0 Hrs.
05-70-22-9C
Brake Noise/Pulsation Inspect and Replace
Front and Rear Brake
Pads And Retention
Springs And Rotors
(1 - Semi-Skilled)
5 - Brakes
1.5 Hrs.
Failure code
ZZ
Service Action
05-004-23
-2-
SPARE PARTS:
Qty
Part No.
Description
Notes
1 (AR)
68584343AA
Brake Pads (1 Couple)
Rear
1 (AR)
68584361AA
Brake Pads (1 Couple)
Front
2 (AR)
68309164AA
Front Spring
2 (AR)
68275047AA
Rear Spring
2 (AR)
68597492AA
Rear Rotor
2 (AR)
68519374AA
Front Rotor
DIAGNOSIS:
Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in DealerCONNECT/
Service Library, verify all related systems are functioning as designed. If DTCs or symptom conditions, other
than the ones listed above are present, record the issues on the repair order and repair as necessary
before proceeding further with this bulletin.
If a customer’s VIN is listed in VIP or your RSU VIN list, perform the repair. If any vehicle not on the VIN list
exhibits the symptom/condition, perform the repair.
INSPECTION:
1. Perform Diagnosis And Testing - Brake Rotor Lot Rot. Refer to the detailed service procedures available
in DealerCONNECT> Service Library under: 05 - Brakes / 05 - Brakes, Base / Diagnosis and Testing.
2. Once the brake system is at ambient temperature, check if pulsing/thumping noise is present while
braking.
3. Is the brake noise/pulsation still present?
• YES>>> Proceed to Step 1 of the Repair Procedure.
• NO>>> This bulletin is complete, use Inspect LOP (05-70-22-9A) to close the active RSU.
REPAIR PROCEDURE:
1. Replace front and rear left and right pads and retention springs. Refer to the detailed service procedures
available in DealerCONNECT> Service Library under: Service Info>05 - Brakes / 05 - Brakes, Base /
Hydraulic/Mechanical / Pads, Brake, Front / Removal and Installation.
2. Perform Diagnosis And Testing - Brake Rotor Lot Rot. Refer to the detailed service procedures available
in DealerCONNECT> Service Library under: 05 - Brakes / 05 - Brakes, Base / Diagnosis and Testing.
3. Is the brake noise/pulsation still present?
• YES>>> Proceed to Step 4.
• NO>>> This bulletin is complete, use Inspect and Replace Brake Pads And Retention Springs LOP
(05-70-22-9B) to close the active RSU.
4. Replace front and rear left and right rotors. Refer to the detailed service procedures available in
DealerCONNECT> Service Library under: Service Info> 05 - Brakes / 05 - Brakes, Base /
Hydraulic/Mechanical / Rotor, Brake / Removal and Installation.
5. Perform Diagnosis And Testing - Brake Rotor Lot Rot. Refer to the detailed service procedures available
in DealerCONNECT> Service Library under: 05 - Brakes / 05 - Brakes, Base / Diagnosis and Testing.
6. Is the brake noise/pulsation still present?
• YES>>> This bulletin is complete. Further diagnosis should be performed.
• NO>>> This bulletin is complete. Use LOP (05-70-22-9C) to close the active RSU.
-3-
05-004-23
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.