E85 (also referred to as flex-fuel ... You can also find the alternate fuel technology in specific Chevy Silverado's, and GMC Sierra's. Some of these vehicles include a Flex Fuel badge along ...

E85 in a non-flex fuel vehicle can cause misfires and cold start issues. Learn how to diagnose and correct ethanol-related ...

Ushering in several additional updates following the refreshed 2024 model, the 2025 Buick Encore GX adds an E85-compatible powerplant choice and several other changes. Now, GM Authority is ...