GM PARTS 84545443 Duramax Pump Module L5P

( Brand: Gm Parts ), ( Manufacturer Part Number: 84545443 ), ( Part Type: Pump Module ), ( Unit Type: Unit ), ( Manufacturer Warranty: 1 Year ), ( Universal Fitment: Direct Replacement ), ( Vintage Part: No ), ( Performance Part: Yes )

Review GM PARTS L5p Duramax Def Pump And Module fits 2017–2019

GM 84545443 17-19 L5P Duramax DEF Pump Module

The GM 84545443 17-19 L5P Duramax DEF Pump Module is a crucial component for maintaining the emissions system in your General Motors diesel vehicle. This pump module is specifically designed for 2017 to 2019 L5P Duramax engines, ensuring a perfect fit and seamless integration into your vehicle's system.

This durable and reliable pump module is responsible for delivering Diesel Exhaust Fluid (DEF) at the correct pressure and flow rate to the Selective Catalytic Reduction (SCR) system. The DEF fluid is essential for reducing harmful nitrogen oxides (NOx) emissions, making it a critical part of your vehicle's emissions control system.

The GM 84545443 DEF Pump Module is built with high-quality materials and advanced engineering to withstand the rigors of on-road use. It features a robust construction, ensuring long-lasting performance and minimal maintenance. The pump module also comes with a smart control system that monitors its performance and alerts you to any potential issues, enhancing the overall reliability and safety of your vehicle.

Installing the GM 84545443 17-19 L5P Duramax DEF Pump Module is a straightforward process, thanks to its plug-and-play design. Simply remove the old pump module and replace it with the new one, ensuring a quick and hassle-free installation.

In summary, the GM 84545443 17-19 L5P Duramax DEF Pump Module is an essential upgrade for your diesel vehicle, ensuring optimal emissions control and long-term reliability. Its durable construction, smart control system, and easy installation make it an ideal choice for maintaining the performance and longevity of your L5P Duramax engine.

The GM 84545443 17-19 L5P Duramax DEF Pump Module is a component related to the Diesel Exhaust Fluid (DEF) system in certain General Motors vehicles. Here's a breakdown of its pros and cons to help you make an informed decision.

1. OEM Part: This is an original equipment manufacturer (OEM) part, ensuring it is designed to fit your vehicle perfectly and matches the quality of parts used during the original assembly.

2. Quality Assurance: As an OEM part, it comes with the manufacturer's warranty, providing peace of mind and coverage for any potential defects.

3. Proper Functioning: This part is crucial for the proper functioning of the DEF system, which helps reduce harmful emissions. Replacing a faulty DEF pump module can improve the vehicle's performance and fuel efficiency.

1. Cost: OEM parts are often more expensive than aftermarket alternatives. The higher cost may be a deterrent for some buyers.

2. Availability: Depending on your location and the specific model year of your vehicle, it might be challenging to find this part locally. You may need to order it online or from a specialized dealership.

3. Installation: If you're not mechanically inclined, installing this part may require professional help, adding to the overall cost.

In conclusion, while the GM 84545443 17-19 L5P Duramax DEF Pump Module offers quality assurance and proper functioning, its high cost and potential difficulties in availability and installation may be worth considering. If you prioritize quality and originality, this part is a suitable choice. However, if you're budget-conscious, you might want to explore aftermarket alternatives or seek professional advice before making a decision. Always ensure to consult your vehicle's manual or a trusted mechanic for specific recommendations based on your vehicle's needs.

Details:

Came out of a 2019 GMC 2500 L5P duramax parts truck. Truck was running and driving with working def pump module before truck in an accident.

part #: 84545443 prices

• $198.00-$699.99

specifications emissyste:

• for years: 2017-2019
• brand: Gm Parts
• mpn: 84545443
• part type: Pump Module
• unit type: Unit
• manufacturer warranty: 1 Year
• universal fitment: Direct Replacement
• vintage part: No
• performance part: Yes

general emissyste:

• Car Truck Parts Accessories > Exhaust Emission Systems > Other Exhaust Emission Parts
• condition: Used

returns emissyste:

• policy: No Returns

payments emissyste:

• credit card: Visa
• wallet: Apple-pay
• other

seller emissyste:

• # reviews: 3
• city: Newmanstown, Pennsylvania
• rating: 0.0%

offer emissyste:

• started: November 2, 2025
• availability: In Stock
• sold: 0
• quantity: 1
• options: Ship-to-home

shipping emissyste:

• type: Calculated
• cost: $34.16
• carrier: FedEx
• service: FedEx Ground / FedEx Home Delivery
• transit: 3-6 Days
• class: Standard

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