NHTSA Complaint #10906947 — 2014 SUBARU FORESTER

WHILE DRIVING VEHICLE ON HIGHWAY SPEEDS IN TEMPERATURES AROUND 85-90 (OR GREATER) DEGREES VEHICLE WILL NOT ALLOW ACCELERATION. VEHICLE STUMBLES, DETONATES AND WILL NOT ALLOW THE DRIVER TO APPLY POWER WITHOUT HESITATION AND ENGINE STUMBLES. THIS PROBLEM CAN BE RECREATED AT WILL AND YET THE VEHICLE WILL NOT THROW A CEL UNLESS A LARGER FAILURE HAPPENS, WHICH TYPICALLY IS THE #3 CYLINDER BURNS OFF THE SPARK PLUG ELECTRODE AND DAMAGES THE ENGINE. SUBARU IS AWARE OF THE ISSUE BUT CONSIDERS THIS CONDITION NORMAL. THE VEHICLE IS NOT APPROPRIATELY MAPPED FOR THE SUBARU SUGGESTED FUEL OCTANE LEVEL, HAS TURBO BOOST PIPING LEAKS ACCORDING TO NUMEROUS INDIVIDUALS.