2020 Chevrolet Silverado 3500 HD LTZ Crew Cab Pickup Fleetside 6.6L Duramax V8 DIESEL A/T 4WD Seal. Pipe. Engine. Passenger. Coolant - 12658352

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2020 Chevrolet Silverado 3500 HD LTZ Crew Cab Pickup Fleetside 6.6L Duramax V8 DIESEL A/T 4WD

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Seal. Pipe. Engine. Passenger. Coolant. Bypass Hose. O - Ring. (Upper)

Part Number: 12658352

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A component which prevents a leak at the Cooling System Bypass Line. Bypass Pipe to Lower Thermostat Housing. O-Ring. Included with: By-pass Pipe.

Engine Coolant Pipe O-RingEngine Coolant Bypass Hose Seal

Fits Sierra 2500 HD, Sierra 3500 HD, Silverado

6.6 LITER DIESEL.
Cooling System Bypass Line - Repair or Replace
If your 2020 Chevrolet Silverado has been either leaking coolant or overheating, you could have a faulty cooling system bypass line. Let our technicians help trace the problem and replace the faulty coolant hose with a genuine Chevrolet part.