For 2012-2016 Silverado Sierra Duramax 6.6L DEF Diesel Exhaust Heater 84412924

DEF Diesel Exhaust Heater for Silverado Sierra Duramax 6.6L

This DEF diesel exhaust heater is a replacement emissions component for 2012-2016 Silverado and Sierra trucks with the Duramax 6.6L engine, cross-referencing OEM part number 84412924.

Overview

This DEF diesel exhaust heater for Silverado Sierra Duramax supports the diesel exhaust fluid system by helping keep DEF at the proper operating temperature for effective injection. It is built as a replacement for 2012-2016 models with the 6.6L Duramax engine and helps maintain proper emissions system function. The DEF diesel exhaust heater restores reliable fluid system performance.

Built For Performance

• Direct-fit replacement for the DEF system heater location
• OEM cross-reference 84412924 for confident part matching
• Engineered for the Duramax 6.6L diesel exhaust layout
• Durable construction for harsh exhaust environment
• Helps maintain proper DEF fluid temperature for injection

Fits These Machines

• for Chevrolet Silverado 2012-2016 Duramax 6.6L
• for GMC Sierra 2012-2016 Duramax 6.6L

On-The-Job Use

• Replacing a failed DEF heater on Duramax trucks
• Restoring proper diesel exhaust fluid system operation
• Maintaining emissions system function on work trucks
• Routine repair of the DEF dosing system

Specs At A Glance

Good To Know

Q: What does the DEF heater do? A: It helps keep diesel exhaust fluid at the proper temperature so the system can inject it effectively. A failed heater can trigger emissions system warnings.

Q: Does this fit both Silverado and Sierra? A: Yes, it is listed for 2012-2016 Chevrolet Silverado and GMC Sierra trucks with the Duramax 6.6L engine. Confirm your model year and engine before ordering.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.