2023-2024 Jeep Ram Inoperative Steering Wheel Switches TSB

Owners of 2023-2024 Jeep and Ram vehicles experiencing issues with their steering wheel controls may find answers in Technical Service Bulletin (TSB) 9100362. This bulletin, issued on July 2, 2024, provides a crucial diagnostic procedure for technicians to follow before replacing the Steering Column Control Module (SCCM), which is often referred to as the MODULE Steering Control. The goal is to prevent unnecessary part replacements when the problem might be simpler to resolve, especially if you are experiencing issues with your Jeep Ram steering switches.

What is the Steering Column Control Module (SCCM)?

The Steering Column Control Module (SCCM) is a vital electronic component located within the steering column of your vehicle. It acts as an interface between the steering wheel controls (such as cruise control, audio, phone, and horn) and the vehicle's main computer systems. The SCCM processes signals from these switches and sends them to the appropriate modules, ensuring proper function of various features. It also often houses the clock spring, which maintains electrical continuity to the airbag and steering wheel controls while the steering wheel rotates.

Symptoms: Inoperative Steering Wheel Switches

The primary symptom addressed by TSB 9100362 is when the "Steering wheel switches are inoperative." This means that buttons or controls on your steering wheel, such as those for audio volume, cruise control settings, or phone commands, may not respond when pressed. This can be a frustrating and potentially distracting issue, impacting both convenience and safety while driving your Jeep or Ram vehicle.

Diagnosis and Verification Steps

Before any replacement of the Steering Column Control Module (SCCM) is considered, TSB 9100362 instructs technicians to perform a series of diagnostic steps. These steps are designed to rule out common, simpler causes for inoperative Jeep Ram steering switches:

1. Check Connections and Reconnect: The first step involves ensuring that all switches and the airbag's harness are properly connected. Technicians are instructed to disconnect these connections and then reconnect them. This process helps to verify if a loose or poor connection was the root cause of the issue, which can often lead to intermittent or complete loss of function for the steering wheel controls.
2. Pull and Reinstall SCCM Fuse: Next, the TSB advises pulling the SCCM fuse for 60 seconds and then reinstalling it. This effectively performs a hard reset of the Steering Column Control Module, similar to rebooting a computer. A temporary glitch or software hang within the module can sometimes be resolved by cycling its power, restoring normal operation.
3. Reverify Operation and Check for DTCs: After performing the above steps, technicians must reverify if the "Steering wheel switches are inoperative." If the switches are now functional and there are no Diagnostic Trouble Codes (DTCs) stored in the system, no physical defects are found, and the switches are no longer inoperative, then the SCCM does not need to be replaced. This is a critical step to confirm the effectiveness of the initial diagnostic actions.

Important Warning: Avoiding Unnecessary SCCM Replacement

The core message of TSB 9100362 is to prevent the unnecessary replacement of the Steering Column Control Module (SCCM). The bulletin explicitly states: "If there are no DTC's, physical defects, nor switches inop, then SCCM does not need to be replaced." This is a crucial piece of information for owners, as replacing the SCCM can be a costly repair. Following these diagnostic steps ensures that the actual cause of the inoperative Jeep Ram steering switches is identified and addressed efficiently, saving time and resources.

What Owners Should Do

If you own a 2023-2024 Jeep Wrangler, Gladiator, Grand Cherokee, or a 2023-2024 Ram 1500, 2500, 3500, 4500, or 5500 and are experiencing issues with your steering wheel controls, it is recommended to visit your authorized dealership. Inform them about the symptoms you are observing, specifically mentioning the "Steering wheel switches are inoperative" condition. You can also reference Technical Service Bulletin 9100362 (internal ID 9100362) to ensure that the dealership follows the recommended diagnostic procedure before considering any major component replacements.

NHTSA ID: 11003786