# NHTSA recall 21V163000

A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.

- Published by: NHTSA \(United States\)
- Campaign number: 21V163000
- Manufacturer's number: Y08
- Manufacturer: Chrysler \(FCA US, LLC\)
- Reported: 2021\-03\-11
- Owners notified: 2021\-05\-03
- Component: ELECTRICAL SYSTEM
- Units potentially affected: 19214
- Part numbers: 68444169AA

## What is wrong

Chrysler \(FCA US, LLC\) is recalling certain 2021 Ram 2500, 3500, and 3500, 4500, and 5500 Cab Chassis vehicles equipped with a Cummins 6.7L Turbo Diesel engine.  An electrical short may occur in the Solid State Intake Heater Grid Relay, which could result in a vehicle fire.


## What can happen

A vehicle fire increases the risk of injury.


## The remedy

Dealers will inspect and, if needed, replace the Solid State Intake Heater Grid Relay \("Relay"\); if FCA US Recall ID Y08 \(NHTSA Recall ID 21V\-163\) is open, then insulating material will be applied to the Relay after inspection.  Customers are advised to not park these vehicles inside of buildings or structures, or near other vehicles until the vehicle has the final repair completed. Owner notification letters were mailed November 10, 2021.  Owners may contact FCA US, LLC customer service at 1\-800\-853\-1403.  FCA US, LLC's number for this recall is Y76.  Owners may contact FCA US LLC customer service at 1\-800\-853\-1403.  FCA US LLC's number for this recall is Y08.  This recall has been superseded by recall number 21V\-798.


## Notes

Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1\-888\-327\-4236 \(TTY 1\-800\-424\-9153\), or go to www.safercar.gov.


## Remedy progress the manufacturer reported

- Report: Quarterly report 3, for 2021 quarter 4
- Filed with NHTSA: 2022\-01\-27
- Vehicles in the campaign: 19214
- Reported remedied: 12919 \(67%\)
- Reported unreachable: 193
- Reported removed: 24

These are the manufacturer's totals for the whole campaign at the end of 2021 quarter 4, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026\-10\-19.

## Vehicles this campaign lists

- [2021 RAM 2500](/makes/ram/2500/2021/recalls.md)
- [2021 RAM 3500](/makes/ram/3500/2021/recalls.md)
- [2021 RAM 4500](/makes/ram/4500/2021/recalls.md)
- [2021 RAM 5500](/makes/ram/5500/2021/recalls.md)

## Bulletins for the same vehicles and component

A bulletin is the manufacturer's note to its dealers. It is not part of this recall.

- [9100901](/bulletins/11037344.md), 2026-09-17, Service bulletin
- [113744](/bulletins/11035981.md), 2026-08-06, Service bulletin
- [113742](/bulletins/11035980.md), 2026-08-06, Service bulletin
- [113069](/bulletins/11034910.md), 2026-07-08, Service bulletin
- [113070](/bulletins/11034909.md), 2026-07-08, Service bulletin
- [S1623000028 Rev. K](/bulletins/11033975.md), 2026-06-18, Service bulletin
- [9100835](/bulletins/11033957.md), 2026-06-18, Service bulletin
- [S2623000040](/bulletins/11033896.md), 2026-06-16, Service bulletin
- [S1623000028 REV.I](/bulletins/11033308.md), 2026-06-03, Service bulletin
- [08\-208\-26 REV. A](/bulletins/11032842.md), 2026-05-20, Service bulletin

## Check a VIN

- [NHTSA recall lookup by VIN, United States](https://www.nhtsa.gov/recalls)
- [Transport Canada recall search, Canada](https://wwwapps.tc.gc.ca/Saf-Sec-Sur/7/VRDB-BDRV/search-recherche/menu.aspx?lang=eng)

JSON: [/v1/recalls/nhtsa/21V163000](/v1/recalls/nhtsa/21V163000)

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