Engine Harness - GM (21998174)
1997-2004 Buick Regal - 21998174

The GM Engine Harness (MPN: 21998174) is an authentic OEM electrical component designed to deliver reliable engine performance across select GM vehicles. This genuine General Motors engine wiring harness manages critical electrical connections within your engine bay, ensuring proper fuel injection, ignition, and sensor operation. Sourcing an original GM engine harness guarantees compatibility and durability for your domestic vehicle's electrical system. - Genuine OEM Engine Harness: Authentic General Motors part manufactured to factory specifications and quality standards - Direct OEM Fitment: Engineered for seamless installation on select GM vehicles without modification or adaptation - Critical Engine Electrical Function: Provides essential wiring connections for fuel injectors, ignition systems, sensors, and engine control modules - High Compatibility: Ensures proper electrical signal transmission throughout the engine bay for optimal vehicle performance - Verified Genuine Condition: Authentic GM component backed by manufacturer reliability and warranty eligibility
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Product Details
Description
The GM Engine Harness (MPN: 21998174) is an authentic OEM electrical component designed to deliver reliable engine performance across select GM vehicles. This genuine General Motors engine wiring harness manages critical electrical connections within your engine bay, ensuring proper fuel injection, ignition, and sensor operation. Sourcing an original GM engine harness guarantees compatibility and durability for your domestic vehicle's electrical system. - Genuine OEM Engine Harness: Authentic General Motors part manufactured to factory specifications and quality standards - Direct OEM Fitment: Engineered for seamless installation on select GM vehicles without modification or adaptation - Critical Engine Electrical Function: Provides essential wiring connections for fuel injectors, ignition systems, sensors, and engine control modules - High Compatibility: Ensures proper electrical signal transmission throughout the engine bay for optimal vehicle performance - Verified Genuine Condition: Authentic GM component backed by manufacturer reliability and warranty eligibility

| Year | Make | Model | Body & Trim | Engine & Transmission |
|---|---|---|---|---|
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GM
Order your Engine Harness (21998174) today and have it in your hands in a matter of days. Your Engine Harness will be backed by a warranty and guaranteed to fit your 1997-2004 Buick Regal vehicle.
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