Description
Fix turbo performance issues on your 2017–2019 Chevrolet Silverado HD and GMC Sierra HD 6.6L L5P Duramax with the Genuine GM 12723306 Turbo Actuator Assembly. This OEM part directly replaces faulty actuators that can cause drivability problems, reduced power, and efficiency loss.
Common Symptoms of a Faulty L5P Turbo Actuator:
– Error Codes: P003A and P0046 often indicate actuator failure
– Reduced Engine Performance: Loss of power during acceleration
– Rough Spool-up: Jerky turbo response or throttle lag
– Turbo Not Engaging: Lack of boost, sluggish acceleration at higher speeds
– Reduced Fuel Efficiency: Poor combustion control wastes fuel
– Service Emissions / Check Engine Light: Triggered by faulty turbo control
– Reduced Power Mode: Truck may limit speed to ~50 mph
Replacing the actuator with this Genuine GM OEM unit ensures proper boost control, smooth turbo response, and factory-level reliability.
Features:
– Genuine GM OEM part for exact fit and function
– Restores factory turbo performance and reliability
– Helps resolve common error codes and limp mode issues
– Built to withstand heat, vibration, and heavy-duty use
Replaces OEM Part Numbers: 12665348, 12683983, 12708802
UPC: 195491273344
Vehicle Fitment:
2017–2019 Chevrolet Silverado 2500HD / 3500HD 6.6L Duramax L5P
2017–2019 GMC Sierra 2500HD / 3500HD 6.6L Duramax L5P
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