Transport CanadaLow Risk
At a glance
What can fail
Some Firebird Formula and Trans Am models with the performance package may produce excessive engine noise that doesn't meet local or provincial noise regulations.
What the fix does
Dealers will update the engine control module software to reduce noise output.
5 vehicles affected
Transport Canada #1996080 — full official notice →Summarized — see the official notice for exact wording, dates, and contacts.