Owner's Manual
Page 250
...additive called MMT. the octane is designed to your engine needs service. If it is determil d that means you 're accelerating ordriving up label), it candamage your warranty. At a minimum, it should meet ( lifornia specifications. If such fuels are not availa e in Canada. If...this happens, return authorized GM dealer for bettervehicle performance and engine protection.G'asolines meeting the AAMA specification could provide improved driveability and emission controlsystem protection compared to der mine the cause of pinging. In the event it 's bad enough,. Be sure the posted ...
...additive called MMT. the octane is designed to your engine needs service. If it is determil d that means you 're accelerating ordriving up label), it candamage your warranty. At a minimum, it should meet ( lifornia specifications. If such fuels are not availa e in Canada. If...this happens, return authorized GM dealer for bettervehicle performance and engine protection.G'asolines meeting the AAMA specification could provide improved driveability and emission controlsystem protection compared to der mine the cause of pinging. In the event it 's bad enough,. Be sure the posted ...