2026 Mack Pioneer - Lights And Instruments

Recall Summary A software problem in certain 2026-2027 Mack trucks can prevent trailer turn signal lights from working, while displaying an error message on the dashboard. Non-functioning turn signals may make it harder for other drivers to see when the truck is turning or changing lanes, increasing crash risk. Mack will notify owners by mail and provide a software update at dealerships to fix the issue.

Recalling firm

MACK

Product

Vehicles: 2026 MACK PIONEER, 2027 MACK ANTHEM, 2027 MACK PIONEER. System: Lights And Instruments. Units affected: 11

Reason

Issue: On certain trucks, a software problem could cause the trailer turn signal lights not to work when towing. Note: This problem would cause an error message to display on the instrument panel. Safety Risk: Turn signals that don't work may cause a person not to recognize when a driver intends to turn or change lanes and could increase the risk of a crash. Corrective Actions: To reduce the safety risk, Mack advises you to test the trailer turn signals before driving, until the recall repairs are completed. Mack will notify owners by mail and advise you to take your truck to a dealership...

Category

vehicle recall

Country

Canada

Agency

TC

Recall date

2026-04-01

Status

Ongoing

Distribution

Canada-wide

Official recall notice from TC

Recall details on Nibble Recalls: https://trynibble.app/recalls/c40c13a7-61d5-4681-9a96-e2ec1e1bc186