2013 MASERATI Granturismo M139A (M145)

Engine identity

Oils and fluids

Service and parts data

Common and chronic problems

• Timing chain noise reported at high mileage
• Variable valve timing actuator failures

First checks

• Condition of timing chain components
• Oil leaks from cam covers and valve seals

Avant de remplacer des pièces

• Save fault codes and freeze-frame data before clearing anything.
• Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
• Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.

Important notes

• 2013 was the final model year before the GranTurismo MC and updated GranTurismo facelift introduced later that year with revised transmission options.
• Engine code M139A corresponds to naturally aspirated 4.7L V8 used in most global markets; US and Europe had identical engine specs.