Bengaluru drivers report engine trouble, mileage drop over E20

Bengaluru motorists are reporting engine stalling, starting trouble, reduced mileage amid concerns over E20 petrol. Service centres say older vehicles appear particularly affected, with mechanics citing corrosion, clogged fuel systems, damaged rubber components. Earlier Karnataka government claimed it found ethanol blending of up to 31.2% in some E20 petrol samples collected from across the state.