Does the 2019 Ram 1500 have auto start-stop?

On some configurations. Yes on the 3.6L 6-cylinder hybrid mild hybrid and 5.7L 8-cylinder hybrid mild hybrid. No on the 3.0L 6-cylinder turbo diesel, 3.6L 6-cylinder and 5.7L 8-cylinder.

Key takeaways

  • Start-stop cars restart the engine many times per drive, so they are usually fitted with an AGM or EFB battery - replace like with like.
  • The 3.6L 6-cylinder hybrid mild hybrid and 5.7L 8-cylinder hybrid mild hybrid are a mild hybrid, with a separate higher-voltage battery besides the 12V one.
  • Most systems have an off button that disables start-stop until the engine is next started; some models remember the setting.

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2019 Ram 1500: every EPA-listed configuration
EngineDriveTransmissionStart-stop
3.0L 6-cylinder turbo diesel4WD8-speed automaticNo
3.0L 6-cylinder turbo dieselRWD8-speed automaticNo
3.6L 6-cylinder4WD8-speed automaticNo
3.6L 6-cylinder hybrid mild hybrid4WD8-speed automaticYes
3.6L 6-cylinderRWD8-speed automaticNo
3.6L 6-cylinder hybrid mild hybridRWD8-speed automaticYes
5.7L 8-cylinder4WD8-speed automaticNo
5.7L 8-cylinder hybrid mild hybrid4WD8-speed automaticYes
5.7L 8-cylinderRWD8-speed automaticNo
5.7L 8-cylinder hybrid mild hybridRWD8-speed automaticYes

Source: U.S. EPA / DOE fuel economy data (fueleconomy.gov). Each row is one certified configuration; a trim or option not sold in a configuration is not listed.

2019 Ram 1500 battery size, type and CCA → Some start-stop cars also need the new battery registered: which ones →

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