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Service bulletins for the 2012 Jeep Grand Cherokee

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.

258 on file from NHTSA, as of 2026-10-19.

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By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
91002262024-01-08. Service bulletin. ELECTRICAL SYSTEM. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
91002262023-10-30. Service bulletin. ELECTRICAL SYSTEM:WIRING. Connector kit Before ordering this connector repair kit 68018957A$, check it in the Mopar Connector Repair Kit Website to confirm part number and applicability. There is an error with the wiring diagrams in Service Library that is causing the incorrect repair kit part number to populate. Please use the Mopar Connector Repair Kit Website until this issue is resolved.
90030812023-01-17. Service bulletin. ELECTRICAL SYSTEM. Dielectric Grease This product is no longer approved for use on ignition coil and spark plug boots. Current plug boot material(silicone) is not compatible with this grease and can cause deterioration over time.
24002142023-01-17. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:INTERIOR LAMPS/BULBS. Setting Mode Is Selected And Headlamps Always Stay On
24013162022-10-17. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM; ELECTRICAL SYSTEM. Flash: HVAC System Enhancement This bulletin involves reprogramming the Heating Ventilation Air Conditioning (HVAC) Module with new software. Customers may describe an unpleasant odor in the vehicle after driving from highway speed limits back down to city speed limits.Updating the HVAC software will correct these conditions.
2300120REVC2022-09-26. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Leather Instrument Panel (IP) Cover Delaminating - X81 Warranty Extension This bulletin involves replacing upper leather IP covers that have suffered delamination issues. Customers may comment on the following:The upper leather IP cover is delaminating or separating.
S20080001132022-09-26. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:IGNITION. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle
S20080001132022-09-26. Service bulletin. ELECTRICAL SYSTEM. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle, Intermittent Key Not Detected Message
90030812022-08-29. Service bulletin. ELECTRICAL SYSTEM. Dielectric Grease This product is no longer approved for use on ignition coil and spark plug boots. Current plug boot material(silicone) is not compatible with this grease and can cause deterioration over time.
Z5091195A2022-08-22. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL. RES / RHA / REB radio that supports Bluetooth and Hands-Free For issues with Bluetooth, Hands-Free Calling, and/or Voice Commands, DO NOT replace the radio. Diagnose the Hands-Free Module system (also called the Telematics Module). The Telematics Module (and associated components) is the system responsible for these features. A power cycle may be required for the hands-free module for proper diagnosis.~ Please reference; 8T - Navigation/Telecommunication Diagnosis and Testing (DIAGNOSIS AND TESTING - HANDS FREE PHONE)
08031162022-08-22. Service bulletin. ELECTRICAL SYSTEM. Hands Free Module Prompts Begin Erroneously.
90030812022-08-22. Service bulletin. ELECTRICAL SYSTEM. Dielectric Grease This product is no longer approved for use on ignition coil and spark plug boots. Current plug boot material(silicone) is not compatible with this grease and can cause deterioration over time.
18-036-142022-08-15. Service bulletin. ELECTRICAL SYSTEM. Flash: Difficult to Start Engine In Cold Ambient Temps When Using the Block Heater. Also Includes Powertrain System Enhancements This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. A small number of customers may experience the following condition: Engine is difficult to start in extreme cold ambient temps when using the block heater. This release improves the spark and fueling strategy used under these conditions.The following system improvements have also been included in this software release: Improved Electronic Voltage Regulator control to more precisely maintain system voltage.
18-035-142022-08-15. Service bulletin. ELECTRICAL SYSTEM. Flash: Surge, Shudder or Pulsation at Highway Speeds This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software.This is an optional software update that should only be used in situations where the customer is specifically complaining of the condition described below. A small number of customers may experience a surge, shudder or pulsation type sensation when driving on smooth road surfaces at highway speeds of 40-80 mph (64-129 km/h). Some customers may also describe the sensation similar to that of a fish biting on a fishing line.This is an optional software update that should only be used in situations where the customer is specifically complaining of the above condition. There will be two separate software options displayed on the wiTECH flash tab. The software file released for this SB contains the verbiage ?REFERENCE SB 18-035-14. THIS FLASH TO BE USED ONLY FOR SHUDDER COMPLAINTS?. The other file is the standard software that does not contain improvements for this complaint. If for some reason the customer finds this shudder improvement objectionable, the PCM software may be returned/reflashed to the standard version.If the customer complains of the above condition, perform the Repair Procedure.
08-021-132022-07-25. Service bulletin. ELECTRICAL SYSTEM; PARKING BRAKE. Flash: Hands Free Module Customer Satisfaction Enhancements This Bulletin involves performing a USB service flash of the Hands Free Module (HFM). The customer satisfaction enhancements are included with this software release:After the HFM has been updated it will receive these enhancements. Reduced ?Device Reading? wait time after connecting a device to the remote USB port. Call / Dial separation improves upon names being recognized as phone numbers. Improved sound quality during Bluetooth streaming. Increased iPod and iPhone compatibility. SMS messaging support via MAP protocol (not all phones support the MAP protocol). Added ?None of These? and ?Correction? to the phone book prompt menu for better handling of similar names. Previous button will return the song currently being played to the beginning of the track. AirPlay feature ?Dock Connector? no longer needs to be manually selected on Apple devices. This will resolve the ?No Audio? condition when the device is connected to the remote USB port and dock connector is not selected.USB mode resume will no longer 'resume' after ignition OFF
08-017-132022-07-25. Service bulletin. EQUIPMENT; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); BACK OVER PREVENTION; ELECTRICAL SYSTEM. Flash: Vehicle Theft Alarm Intermittently Sounds This bulletin involves reprogramming the Intrusion module with new software and adding double sided tape to secure the module. The customer may experience the theft alarm siren turning on for no reason.This could be caused by the overhead console not retaining the intrusion module in place as well as it should. With the module not properly secured and with temperature changes, the wiring stiffens and relaxes moving the module. This set?s off the alarm. Reprogramming the module is to improve sensor stability that makes it less sensitive to movement. Adding tape to the module prevents movement.
08-005-132022-07-25. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM; POWER TRAIN. Flash: Power Liftgate May Not Power Open Or Close This bulletin involves reprogramming the Power Liftgate Module with new software. The customer may experience the Power Lift Gate not opening and closing under power. Upon further investigation the Technician may find that B1882 Power Liftgate Position Sensor 1 Circuit set.Updating the software will correct the conditions listed above.
08-053-122022-07-25. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; PARKING BRAKE; SUSPENSION. Flash: RHR, RHW Or RHP Radio Software Enhancements This bulletin involves upgrading the software on the RHR, RHW or RHP Radio. The customer may experience one or more of the following conditions. Erratic alternate frequency switching (International only). Bluetooth phone muting during European traffic announcement (International only). Lost channel presets, home addresses, address book entries & Travel Link favorites. Not able to change default country and state then route. Unable to load .jpeg files onto hard drive to display on touch screen. Vehicle with Start/Stop feature, the screen will go black when the engine turns off at a stop. (International only). Incomplete Travel Link temperature displayed when the temperature is over 100F. Example, if the temperature is 107F the screen will display 07. (Domestic U.S. only). Cancel key inoperative after pressing the international button. iPhone4 dial not possible after second call. Missing Travel Link buttons from SAT menu (Domestic U.S. only). Devices button disabled in VES menu. Unable to route to a recent route after a map update. Remove Travel Link disclaimer popup (Domestic U.S. only). Duplicate phone numbers in popup after pressing the international button. During active call and on hold, DIAL button should be displayed (not ?TONE? button). International button not visible. Point of interest (POI) Search enhancements. When video in remote DVD player is stopped devices button wrongly labeled as DVD. Access Travel Link immediately after radio no update when staying on TL screen. iPod, track selection enhancements.
21-003-132022-07-18. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Drivetrain Control Module (DCTM) - Transfer Case Operational Enhancements This bulletin involves flashing the Drivetrain Control Module (DCTM) Owners may indicate that they have experienced one or more of the following symptoms:A driveline bump is felt during acceleration at approximately 10 mph (16 kph).The SERV 4WD message appears and the vehicle shifts from 4WD to 2WD.Binding of the front driveline while turning on steep grades at speeds around 3 - 5 mph (5 - 8 kph).
08031162022-07-05. Service bulletin. ELECTRICAL SYSTEM. Hands Free Module Prompts Begin Erroneously.
P360701142021-05-03. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Some of the above vehicles may experience a high resistance short at the sun visor vanity lamp wiring after a service repair to the sun visor, headliner or while gaining access above the headliner. This may result in an inoperative vanity lamp and/or an electrical fire.
21-005-132021-03-15. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN. FLASH: MIL Illumination For P0730 - Incorrect Gear Ratio This bulletin involves updating the Transmission Control Module (TCM) software. Customers may indicate that the MIL is illuminated and/or the transmission went into limp-in. Upon further investigation, Diagnostic Trouble Code (DTC) P0730 - Incorrect Gear Ratio is either active or stored in the PCM?s memory.
21-003-132021-03-15. Service bulletin. EQUIPMENT; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); ELECTRICAL SYSTEM. Flash: Drivetrain Control Module (DCTM) - Transfer Case Operational Enhancements This bulletin involves flashing the Drivetrain Control Module (DCTM) Owners may indicate that they have experienced one or more of the following symptoms:A driveline bump is felt during acceleration at approximately 10 mph (16 kph).The SERV 4WD message appears and the vehicle shifts from 4WD to 2WD.Binding of the front driveline while turning on steep grades at speeds around 3 - 5 mph (5 - 8 kph).
23-001-20 REV D2020-11-30. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Leather Instrument Panel (IP) Cover Delaminating - X81 Warranty Extension This bulletin involves replacing upper leather IP covers that have suffered delamination issues. Customers may comment on the following:The upper leather IP cover is delaminating or separating.
23-001-20 REV. C2020-09-28. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT ADAPTIVE/MOBILITY. Leather Instrument Panel (IP) Cover Delaminating - X81 Warranty Extension This bulletin involves replacing upper leather IP covers that have suffered delamination issues. Customers may comment on the following:The upper leather IP cover is delaminating or separating.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.