Front angle black plastic coolant connector for Chevy Silverado 1500 HD 2006
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Quick disconnect end coolant connector for Chevy Silverado 1500 HD 2006
Hose barb end black coolant connector for Chevy Silverado 1500 HD 2006
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Front angle black plastic coolant connector for Chevy Silverado 1500 HD 2006
Side profile straight fitting coolant connector for Chevy Silverado 1500 HD 2006
Quick disconnect end coolant connector for Chevy Silverado 1500 HD 2006
Hose barb end black coolant connector for Chevy Silverado 1500 HD 2006
Round connector body plastic coolant fitting for Chevy Silverado 1500 HD 2006

Heater Hose Connector for 6.6L Duramax LB7 LLY LBZ LMM LML for Chevy Silverado for GMC Sierra 2001-2014

$55.40
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Details
Model Year Range Engine
for Chevy Silverado 2500 HD, Silverado 3500 HD, Silverado 3500 Chassis Cab 2001- 2014 6.6L Duramax Diesel LB7 LLY LBZ LMM LML
for Chevy Express 3500 2003-2014 6.6L Duramax Diesel
for GMC Sierra 2500 HD, Sierra 3500 HD, Sierra 3500 Chassis Cab 2001-2014 6.6L Duramax Diesel LB7 LLY LBZ LMM LML
for GMC Savana 3500 2003-2014 6.6L Duramax Diesel

Product Overview

This coolant connector is designed for the heater hose connection at the heater core. It replaces cracked, leaking, worn, or damaged factory style fittings and helps restore a secure connection between the heater hose and the heater core on compatible 6.6L Duramax Diesel vehicles.

  • Brand: EGR Performance
  • Part type: Heater hose connector and coolant connector
  • Connector position: Heater core inlet and outlet application where the matching connector is used
  • Fitment type: Direct replacement style
  • Quick connect system: Yes
  • Package quantity: 1 connector

Common Faults & Replacement Symptoms

  • Coolant seepage or visible coolant leak at the heater core quick disconnect on for Chevy Silverado HD or for GMC Sierra HD 6.6L Duramax Diesel.
  • Cracked plastic coolant connector body causing coolant odor, residue, or wetness near the heater hose connection.
  • Loose heater hose connection at the heater core after the original fitting becomes worn or damaged.
  • Low coolant level or repeated coolant top off needs caused by a leaking heater hose connector.
  • Reduced cabin heat if coolant loss or air entry affects normal heater core circulation.
  • Engine temperature concerns if coolant loss is severe and not corrected promptly.
  • This heater hose connector normally does not create a specific diagnostic trouble code by itself, but coolant loss can contribute to overheating related warnings.
  • Use this part only when the vehicle, engine, and replacement for OEM number match the application.

Ideal For

  • DIY owners repairing a leaking heater core hose connector on for Chevy Silverado or for GMC Sierra 6.6L Duramax Diesel trucks.
  • Professional technicians servicing heater hose quick disconnect fittings on compatible HD diesel pickups and 3500 vans.
  • Fleet maintenance teams replacing worn coolant connectors on for Chevy Express 3500 or for GMC Savana 3500 Duramax vehicles.
  • Buyers needing a black plastic straight fitting with quick disconnect and hose barb ends.
Shipping Details

Ontario CA / Springdale OH / Newark NJ
Package List

Complete Package Contents

  • 1 black plastic heater hose connector
  • Packaging type may be clamshell or sealed protective packaging depending on supply batch.
  • No installation instructions are included.
Delivery Time

2-5 working days inland in the United States
Attention
Legal Disclaimer EGR DPF Delete Offroad Use Only

LEGAL DISCLAIMER

This product may NEVER be installed on a vehicle registered for highway or public street use. By installing this product onto your vehicle, you assume all risk and liability associated with its use. It is your responsibility to make sure your vehicle complies with all federal, state, and local emissions laws.

Federal and many state and local laws prohibit the removal, modification or rendering inoperative of any part of the design affecting emissions or safety on motor vehicles used on a public street or highway. Violation may result in a fine of up to $32,500 per vehicle (or possibly higher depending on changes in the law). All civil penalties and fines for removing your vehicle's emissions equipment are the sole responsibility of the end user.

No other applications besides off-road competition racing use are intended or implied. Depending on where you live, additional restrictions may apply. Check all applicable laws before installing or using.

Not available for sale or use in the state of California, Colorado and Arizona.

Product details

Specifications

  • Product type: Coolant connector and heater hose connector
  • Material: Plastic
  • Color: Black
  • End 1 type: Quick disconnect
  • End 2 type: Hose barb
  • Fitting angle: Straight
  • Shape: Round
  • Quick connect system: Yes
  • Package contents: 1 connector
  • Package quantity: 1 piece
  • Primary application: Heater core inlet and outlet connector where applicable

Core Advantages

  • Direct replacement style design for damaged heater hose connector applications on compatible 6.6L Duramax Diesel vehicles.
  • Quick disconnect end supports factory style service connection where the original connector design matches.
  • Hose barb end supports the heater hose connection used by the compatible coolant system layout.
  • Straight fitting angle and round shape match the listed product specification.
  • Black plastic construction follows the original style material category for this connector type.
  • Helps correct coolant leaks caused by cracked or worn heater core connector fittings.

OEM Quality & Compliance Certification

This EGR Performance heater hose connector is manufactured as an OE style replacement service part for the coolant and heater hose system. It is intended to match the listed form, fit, and function requirements when used on the correct for Chevy or for GMC 6.6L Duramax Diesel application and when cross checked with the listed replacement for OEM numbers.

This product is a coolant system connector and is not marketed as an emissions performance upgrade. No unsupported EPA, CARB, SAE, or ISO certification claim is made. Buyers should verify local regulations and vehicle fitment before purchase.

Replace Part Numbers

Confirm the number on your original connector before ordering. This heater hose connector is listed as replacement for 800409, replacement for 15032062, replacement for 15151873, replacement for 15151875, replacement for 15792820, replacement for 15792821, replacement for 15792822, replacement for 15834772, and replacement for 15834773.

Complete Package Contents

  • 1 black plastic heater hose connector
  • Packaging type may be clamshell or sealed protective packaging depending on supply batch.
  • No installation instructions are included.

Installation & Fitment Notes

  • Professional installation is highly recommended, no installation instructions are included.
  • Before installation, compare the original connector shape, end type, fitting angle, and replacement for OEM number with this heater hose connector.
  • Verify that your vehicle is factory equipped with the 6.6L Duramax Diesel engine and falls within the listed for Chevy or for GMC model year range.
  • Inspect nearby heater hoses, clamps, heater core tubes, and coolant level before completing service.
  • Do not use this connector for gasoline engine vehicles, unsupported van weight classes, 2015 and newer Duramax revisions, or non factory engine swap applications.
  • Standard cooling system service tools may be required by a qualified technician.

Warranty & Support

EGR Performance includes a 1-year manufacturer warranty for this heater hose connector. For product support, fitment questions, or order assistance, contact customer service at service@egrperformance.com.

Please keep your order information and verify that the vehicle application and replacement for OEM number match before installation.

Shipping & Delivery Information

This coolant connector is prepared for North American automotive service buyers who need a replacement heater hose fitting for compatible 6.6L Duramax Diesel vehicles.

  • Free ground shipping may apply across the contiguous 48 United States where available at checkout.
  • Orders are generally processed the same business day or within 1 business day when inventory is available.
  • Estimated delivery time may vary by destination and carrier service.
  • A signature may be required for higher value orders or carrier security requirements.
  • Inspect the package and connector upon delivery before installation.

Why Choose This Product

  • Accurate replacement fit for common heater core coolant connector failures on compatible 6.6L Duramax Diesel applications.
  • Clear replacement for OEM number coverage helps reduce wrong part purchases.
  • EGR Performance support is available by email for fitment and order assistance.
  • 1-year manufacturer warranty provides added purchase confidence.
  • Concise fitment exclusions help buyers avoid unsupported gasoline, light duty, and newer diesel applications.

Long-Term Maintenance Tips

  • Check the heater hose connector area during routine coolant service on for Chevy and for GMC 6.6L Duramax Diesel vehicles.
  • Replace aging heater hoses if they show swelling, cracking, or softness near the connector.
  • Maintain the correct coolant level to reduce overheating risk and protect the heater core circuit.
  • Inspect for dried coolant residue around the heater core inlet and outlet after long towing or work duty cycles.
  • Do not ignore small coolant leaks, because pressure cycling can worsen a cracked plastic coolant connector.
  • Use the correct coolant type and service interval recommended for your specific vehicle.

Vehicle Fitment Description

Thisheater hose connectoris built for 6.6L Duramax Diesel applications used on for Chevy Silverado HD trucks, for GMC Sierra HD trucks, for Chevy Express 3500 vans, and for GMC Savana 3500 vans within the listed model years. It supports LB7, LLY, LBZ, LMM, and LML Duramax engine coverage from 2001 to 2014 where the vehicle uses the matching heater core quick disconnect coolant connector and matches the listed replacement for OEM numbers.

Compatible Vehicle Trim & Configuration Details

  • Compatible with factory 6.6L Duramax Diesel equipped for Chevy Silverado 2500 HD and for GMC Sierra 2500 HD models from 2001 to 2014.
  • Compatible with factory 6.6L Duramax Diesel equipped for Chevy Silverado 3500 HD and for GMC Sierra 3500 HD models from 2001 to 2014, including single rear wheel and dual rear wheel configurations when the connector style matches.
  • Compatible with diesel powered chassis cab applications for Chevy Silverado 3500 Chassis Cab and for GMC Sierra 3500 Chassis Cab from 2001 to 2014.
  • Compatible with for Chevy Express 3500 and for GMC Savana 3500 vans from 2003 to 2014 when factory equipped with the 6.6L Duramax Diesel engine.
  • Engine code coverage includes 6.6L Duramax LB7, LLY, LBZ, LMM, and LML within the applicable production years.
  • Cab layouts may include regular cab, extended cab, and crew cab on compatible HD truck applications when factory equipped with the correct 6.6L Duramax heater hose connector.
  • Drive layouts may include 2WD and 4WD on compatible models when the heater core connector and replacement for OEM number match.
  • Does not fit gasoline engine for Chevy Silverado, for GMC Sierra, for Chevy Express, or for GMC Savana applications.
  • Does not fit for Chevy Express 1500, for Chevy Express 2500, for GMC Savana 1500, or for GMC Savana 2500 trims.
  • Does not apply to 2015 and newer Duramax revisions or aftermarket engine swap installations outside factory fitment.

Heater hose connector for 6.6L Duramax Dieselreplaces a leaking or damaged heater core inlet or outlet quick disconnect fitting on compatible for Chevy and for GMC HD truck and 3500 van applications. This EGR Performance coolant connector is a direct replacement style service part for 2001 to 2014 Duramax LB7, LLY, LBZ, LMM, and LML platforms when matched to the listed replacement for OEM numbers.

  1. Dispatch Time: Orders will be shipped within 24 hours after successful payment.
  2. Delivery Time: 2-5 business days after dispatch (delivery speed depends on proximity to warehouse location).
  3. Return Window:7 days for unsatisfactory items45 days for quality-related issues
  4. Refund Processing: Refunds will be processed back to your original payment method within 2-4 business days after receiving the automated refund confirmation email (subject to bank verification).

FAQ (Frequently Asked Questions)

Is this heater hose connector replacement for 15032062 correct for Chevy Silverado 2500 HD 6.6L Duramax

Yes, this heater hose connector is listed for compatible for Chevy Silverado 2500 HD models fro