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January 21, 2021 Service bulletin

Malfunction Indicator Lamp (MIL) Illumination

Jeep technical service bulletin S2018000001 Rev. for 2020 Jeep Wrangler and 2020 Ram 1500.

Bulletin number
S2018000001 Rev.
Component
Engine and engine cooling
Summary
Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P26FB ? EGR Cooler Bypass Control Stuck Closed Bank 1 Set.

Owners of these vehicles have filed 227 complaints in the engine category.

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