# Service bulletin S2108000185

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: 10221648
- Published by NHTSA: 2022\-09\-26
- Manufacturer's number: S2108000185
- Manufacturer's date: 2021\-07\-31
- NHTSA component: LANE DEPARTURE; VEHICLE SPEED CONTROL

## NHTSA's summary

Passenger Rear Door Ajar Warning Lamp Display Illuminated On Cluster

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2021/MC-10221648-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2021/MC-10221648-9999.pdf)

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

## Components

Driver assistance, Throttle and cruise control

## Vehicles listed

- 2021 JEEP GRAND CHEROKEE

## Recalls for the same vehicles and component

- [24V436000](/recalls/nhtsa/24V436000.md), 2024-06-13: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
- [23V577000](/recalls/nhtsa/23V577000.md), 2023-08-14: BACK OVER PREVENTION:DISPLAY FUNCTION
- [21V729000](/recalls/nhtsa/21V729000.md), 2021-09-21: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; VISIBILITY:REARVIEW MIRRORS/DEVICES

## Other bulletins for the same vehicles and component

- [S2623000024](/bulletins/11031339.md), 2026-04-15, Service bulletin: LANE DEPARTURE: ASSIST. U0422\-00 Implausible Data From BCM Set In Central ADAS Decision Module \(CADM\).
- [S2108000236 REV.B](/bulletins/11021846.md), 2025-08-13, Service bulletin: ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. Windshield HUD \(Head Up Display\) Display Features
- [S2523000054](/bulletins/11019450.md), 2025-06-11, Service bulletin: LANE DEPARTURE: ASSIST; STEERING; LANE DEPARTURE: WARNING. Intermittent Vibration Buzz Squeak Rattle \(BSR\) Shaking Felt In Steering Wheel.
- [S2523000034](/bulletins/11017233.md), 2025-04-25, Service bulletin: STRUCTURE:BODY; FORWARD COLLISION AVOIDANCE: WARNINGS. C008E\-00 Setting After Windshield Replacement
- [S2208000045 REV.B](/bulletins/11011774.md), 2024-12-11, Service bulletin: BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING. Backup Camera Poor Image Quality Inspection
- [08\-146\-24](/bulletins/11002755.md), 2024-07-02, Service bulletin: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKING; ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; UNKNOWN OR OTHER; FORWARD COLLISION AVOIDANCE: WARNINGS. "Mid \- Range Radar Replacement Customers must experience a Malfunction Indicator Lamp \(MIL\) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes \(DTCs\): ● C00C4\-49 Rear Radar Module 'A' \- Internal Electronic Failure. Customers may also experience the following: ● Blind Spot Warning Mid Range Radar warning light on in instrument cluster. This bulletin involves replacing the rear Mid \- Range Radar Module."
- [S238A000046](/bulletins/10248579.md), 2024-01-08, Service bulletin: LANE DEPARTURE:LANE KEEP:NAVIGATION SYSTEM/SOFTWARE. Maps Over The Air \(MOTA\) Is Causing The Navigation App To Continuously Reboot Or Map loading Screen Shown
- [S2208000172](/bulletins/10248578.md), 2024-01-08, Service bulletin: BACK OVER PREVENTION. Camera Display Has a Blue Screen When Using Surround, Front, Rear, or Park Assist Camera View
- [S2308000074](/bulletins/10248563.md), 2024-01-08, Service bulletin: ELECTRICAL SYSTEM:ADAS. Central ADAS Decision Module \(CADM\), Advanced Driver Assist System \(ADAS\), Lane Assist Inoperative, Service Active Lane Management Message
- [S2308000054](/bulletins/10248559.md), 2024-01-08, Service bulletin: BACK OVER PREVENTION. System Operation Obstructed or Blocked, ?Blind Spot Temporarily Unavailable, Sensor Blocked?, ?Automatic Emergency Braking \(AEB\) Limited Service Required? or ?Limited Functionality Clean Front Windshield? Displayed Momentarily on The Cluster

JSON: [/v1/bulletins/10221648](/v1/bulletins/10221648)

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