# Service bulletin SB 23\-01

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

- Type: Service bulletin
- NHTSA id: 10240266
- Published by NHTSA: 2023\-08\-02
- Manufacturer's number: SB 23\-01
- Manufacturer's date: 2023\-07\-14
- NHTSA component: EQUIPMENT; SUSPENSION; STEERING

## NHTSA's summary

SPL Parts, Inc. manufacturers and distributes aftermarket lower control arms for dedicated competition vehicles and "track day" cars some of which may be used on both track and highway. SB 23\-01 adresses proper installation torque of cap bolt fasteners attaching SPL's aftermarket lower control arms, recurring inspection and confirmation of torque setting and removal and replacement of damaged or under torqued fasteners to reduce risk of premature failure and accident. SB\-23\-01 was mailed, emailed and posted on SPL website to known resellers, race teams and users of the affected parts and is being submitted here as required by part 579.5. Vehicle Applications include: BMW series 1,2,3,\& 4, 2008\-2023; Chevrolet Camaro 26\-2023, Cadillac ATS, CTS 2016\-2019; Ford Mustang 2015\-2023; Toyota Supra 2020\-2023.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10240266-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10240266-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Equipment and accessories, Steering, Suspension

## Vehicles listed

- 2008 to 2011 BMW 1 SERIES
- 2008 to 2013 BMW 1 SERIES M
- 2008 to 2013 BMW 3 SERIES
- 2008 to 2013 BMW 3 SERIES
- 2008 BMW 3 SERIES
- 2008 BMW 3 SERIES
- 2009 to 2011 BMW 3 SERIES
- 2011 to 2013 BMW 3 SERIES
- 2013 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2023 BMW 3 SERIES
- 2016 to 2019 CADILLAC ATS
- 2016 to 2019 CADILLAC CTS
- 2010 to 2023 CHEVROLET CAMARO
- 2015 to 2023 FORD MUSTANG
- 2020 to 2023 TOYOTA SUPRA

## Recalls for the same vehicles and component

- [2025144](/recalls/tc/2025144.md), 2025-03-20: Steering
- [25V175000](/recalls/nhtsa/25V175000.md), 2025-03-20: STEERING:ELECTRIC POWER ASSIST SYSTEM
- [2025085](/recalls/tc/2025085.md), 2025-02-14: Steering
- [25V096000](/recalls/nhtsa/25V096000.md), 2025-02-14: STEERING:ELECTRIC POWER ASSIST SYSTEM
- [2024381](/recalls/tc/2024381.md), 2024-07-01: Steering
- [24V493000](/recalls/nhtsa/24V493000.md), 2024-06-28: STEERING:ELECTRIC POWER ASSIST SYSTEM
- [2021093](/recalls/tc/2021093.md), 2021-02-24: Steering
- [2020291](/recalls/tc/2020291.md), 2020-06-25: Steering
- [20V355000](/recalls/nhtsa/20V355000.md), 2020-06-15: STEERING:LINKAGES:TIE ROD ASSEMBLY
- [2019056](/recalls/tc/2019056.md), 2019-02-08: Steering

## Other bulletins for the same vehicles and component

- [PI0281L](/bulletins/11019516.md), 2025-06-12, Service bulletin: STEERING; POWER TRAIN; SUSPENSION. This preliminary informational \(PI\) bulletin provides information to dealership personnel that may be helpful when addressing underbody component corrosion with customers.
- [25\-NA\-065](/bulletins/11017173.md), 2025-04-24, Service bulletin: STEERING; SERVICE BRAKES; FUEL/PROPULSION SYSTEM. This informational bulletin instructs the tech when fuel/fluid is needed to be tested and where it can be sent for analysis.
- [05\-03\-07\-009L](/bulletins/11015409.md), 2025-03-08, Service bulletin: SUSPENSION; WHEELS. This service bulletin provides information on Wheel Alignment Specifications, Requirements and Recommendations for GM Vehicles.
- [16\-NA\-109](/bulletins/11014577.md), 2025-02-28, Service bulletin: STEERING. This service bulletin provides a procedure inspecting for excess grease or Sealant on the Exterior of the steering gear due to seeing grease or sealant on certain locations on the gear.
- [24\-NA\-239](/bulletins/11013269.md), 2025-01-30, Service bulletin: ELECTRICAL SYSTEM; SEATS; STRUCTURE:BODY; STEERING; ENGINE. This informational bulletin provides a guide on how to diagnose and test for vibrations utilizing the PicoScope.
- [04\-06\-01\-029K](/bulletins/11011205.md), 2024-12-04, Service bulletin: POWER TRAIN; STEERING; ENGINE. This informational bulletin explains Unscheduled Supplemental Services and the importance of GM Simplified Maintenance Schedules.
- [B310223](/bulletins/11009555.md), 2024-11-01, Service bulletin: STEERING. When turning the steering wheel while stationary or when driving on uneven roads; cracking, creaking, or knocking noises may be heard.
- [17\-NA\-087](/bulletins/11009461.md), 2024-10-29, Service bulletin: WHEELS; SUSPENSION. This service bulletin provides information on Characteristics of Wide Low Aspect Ratio Tires, Vehicle Pulls Left or Right, Wanders, Follows Depressions in Road Surface, Tramlining.
- [05\-03\-08\-002J](/bulletins/11007936.md), 2024-09-20, Service bulletin: SUSPENSION. This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.
- [05\-03\-08\-002J](/bulletins/11007935.md), 2024-09-20, Service bulletin: SUSPENSION. This service bulletin provides information to dealership personnel on diagnosis and replacement of shock absorber and strut due to fluid leak.

JSON: [/v1/bulletins/10240266](/v1/bulletins/10240266)

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