Jeep Gladiator 2020–2021 — technical service bulletin

Bulletin Y81 · NHTSA communication 10220759 · issued Mar 8, 2022

Technical service bulletin

communication type

Fuel System, Diesel

component

2020–2021

model years

vehicle entries

Official summary

Emissions Recall Y81 Diesel Exhaust Fluid Inducement

Vehicles covered

2021 Jeep Gladiator
2020 Jeep Wrangler
2021 Jeep Wrangler
2020 RAM 1500
2021 RAM 1500

What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.