• Proton Saga FLX (2011 - 2016) CVT Gear Box
• Proton Saga VVT (2016 - 2018) CVT Gear Box (NOT for 4AT)
• Proton Persona VVT (2016 - Present) CVT Gear Box
• Proton Prevé (2012 - Present) CVT Gear Box
• Proton Exora (2009 - Present) CVT Gear Box
• Proton Suprima S (2013 - Present) CVT Gear Box
• Proton Iriz (2014 - Present) CVT Gear Box

The 5 signs transmission fluid needs to be changed:

• strange noises or even grinding coming from the transmission,
• you experience problems shifting gears,
• you experience some slippage when shifting gears,
•  unexplained surging of your vehicle, and
• delay in movement after placing the vehicle in gear.