The Recall Desk
Our severity:HighNHTSA·21V439000·Announced 2021-06-10

FCA US Recalls 2019-2020 Ram Heavy-Duty Trucks for Engine Software Defect

FCA US is recalling 2019-2020 Ram 3500, 4500, and 5500 cab chassis vehicles because engine software may fail to warn about low oil, increasing fire risk.

What this means for you

Our assessment, not the agency’s: severity 3/5 (High).

Real risk of harm even if no illness or injury has been reported yet. Stop using the product and follow the agency's guidance.

Our severity reasoning: The recall involves a risk-of-harm product (fire risk due to engine damage) where injury has not yet been reported, fitting the High severity criteria.

Plain-English summary

Chrysler (FCA US, LLC) is recalling certain 2019-2020 Ram 3500, 4500, and 5500 cab chassis vehicles equipped with a Cummins 6.7L High Output engine. The recall addresses a defect in the engine calibration software, which may not warn the driver about low oil volume.

Low oil levels can damage the engine, potentially causing an oil leak or a punctured engine block. These conditions increase the risk of a fire. The source text does not report any specific injuries, deaths, or property damage associated with this defect.

Dealers will update the engine calibration software free of charge. Owner notification letters were mailed on June 25, 2021. Owners may contact FCA US LLC customer service at 1-800-853-1403 or the NHTSA Vehicle Safety Hotline at 1-888-327-4236.

The recalled product

Product
RAM 3500, 4500, 5500
Brand
RAM
Manufacturer
Chrysler (FCA US, LLC)
Category
Vehicle — Heavy-Duty Truck
Hazard
Affected units
32,002

Is your product affected?

Check your packaging against the codes below. If any of them match, the product is part of this recall.

Model numbers (3)

  • 3500
  • 4500
  • 5500

Distribution

Distributed nationwide across the United States.

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Same hazard · fire

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