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Mack Lr, Terrapro. Published by Transport Canada as 2023630 on 22 November 2023. System: Electrical.

What the notice says Issue: On certain trucks, the engine may not return to idle if the accelerator pedal position sensor becomes disconnected. As a result, the trucks don't meet certain requirements of Canadian regulations. Safety Risk: An engine that doesn't return to idle could cause a loss of control and increase the risk of …

Is your vehicle included? Check with your VIN at Transport Canada, or ask a dealer. This page is an independent copy of the notice, kept so you can see what changed after it was published. It is not the authority, and the authority’s own text is the one to act on.

Transport Canada carries this recall as 2023630, dated 22 November 2023. The American register carries the same defect as campaign 23V792, dated 22 November 2023. They are the same defect because the manufacturer filed both under one internal campaign code, SC0455.

 CanadaUnited States
Number202363023V792
Dated22 November 202322 November 2023
RegisterTransport CanadaNHTSA
MakeMack

Both registers carry the same date for this defect.

These are the dates each register records against its own notice. They are separate administrative acts in two countries, recorded by two authorities under two sets of rules, and this page does not claim that one caused the other or that owners in either country were contacted on those days. What it shows is that the same manufacturer campaign reached the two registers on different dates.

Read the American notice 23V792, including every earlier version of its wording this site holds. The Canadian register explains why the manufacturer code is published there and what that makes possible. Canada and America sets every matched pair side by side.

Mack LR in the other registers

This site holds seven national and European registers. Mack LR is named on 19 American notices. Those are separate campaigns, filed with separate authorities on their own schedules.

Nothing here says any of these is this notice in another country. A model recalled in one country is often recalled in another, in different words and at a different time, and the authorities do not cross-reference each other. Reading them together is the reason this site holds more than one register.

What Transport Canada published

Recall number
2023630
Recall date
22 November 2023
Make
Mack
Models
LR, Terrapro
Model years
2023 to 2024
Vehicle class
Truck - Med. & H.D.
System
Electrical
Raised as
Compliance MFR
Vehicles affected
70
Register
Canada — Transport Canada, Vehicle Recalls Database

Issue:
On certain trucks, the engine may not return to idle if the accelerator pedal position sensor becomes disconnected. As a result, the trucks don't meet certain requirements of Canadian regulations.

Safety Risk:
An engine that doesn't return to idle could cause a loss of control and increase the risk of a crash.

Corrective Actions:
Mack will notify owners by mail. The corrective actions for this recall are under development.

The wording above is the department's own, as it stood in the monthly file this site last read. Vehicle counts are the sum of the counts published for each make and model the recall covers. To act on a recall, use the official notice: Transport Canada recall 2023630.

The Canadian register on this site

Mack elsewhere in this register

Mack is named on 334 notices in the copy of Transport Canada’s register held here, of which these are the nearest to this one in time.

The same system: Electrical

686 notices in this register name Electrical. A defect that keeps returning under one heading is worth reading as a group rather than one notice at a time.

Reading this against the source

This page is what Transport Canada published in the Vehicle Recalls Database, kept as it was read. The authority publishes only its current wording; if a notice is rewritten, the earlier version disappears there and is kept here. The whole register is at /canada, and how the reading is done is set out in the method.

What the words on this notice mean — the system it is filed under, and what the filing type says about who found the fault.

This register keeps an index of its own for every maker and every year it holds: Canadian recalls on a Mack: 334 in the register, and 593 Canadian vehicle recalls filed in 2023.

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Owners of these cars

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