Is it really a requirement to use premium fuel? I've had other cars that recommended premium fuel but ran fine on 87 octane. The ECU adjusted for the lower octane. Is the the Smart car ECU "SMART"…
Tagged: regular, unleaded, requirement, octane, gas
Started this discussion. Last reply by Keith McKone 1 day ago.
I have a 2009 passion............ Yesterday, I tried to use the horn and "nothing". It's dead. I have moved from Arizona where I bought my car to extreme northern CA. The closest dealership is i…
Started this discussion. Last reply by Sally Matlock Dec. 9, 2010.