Transport CanadaCritical
At a glance
What can fail
A software issue may prevent fuel from transferring between the dual tanks, and the fuel gauge may show incorrect levels. You might not notice low fuel, causing engine stall.
What the fix does
GM will send a wireless software update to your vehicle's engine control module, or you can schedule a dealership appointment for the update.
177 vehicles affected
Transport Canada #2026102 — full official notice →Summarized — see the official notice for exact wording, dates, and contacts.