GM OEM 87821986 cooling radiator for Cadillac Lyriq Chevrolet Blazer and Equinox

GM OEM 87821986 Cooling Radiator for Cadillac Lyriq Chevrolet Blazer and Equinox

Purpose of the Part

The GM OEM 87821986 cooling radiator is an original thermal management system component designed to maintain stable operating temperatures for power modules, electronic units, and cooling circuits in modern Cadillac and Chevrolet electric vehicles. This radiator ensures efficient heat dissipation, uniform cooling, and protection from overheating, which directly affects battery longevity, electric motor performance, and overall vehicle efficiency.
Developed specifically for the increased thermal demands of EV platforms, the radiator offers high heat-transfer capacity and durability during intensive daily operation.

Advantages

• Full compliance with GM factory standards.

• Enhanced heat dissipation due to multi-channel aluminum construction.

• Optimized compatibility with next-generation electric vehicles.

• Expanded heat-exchange surface area.

• High resistance to coolant pressure.

• Anti-corrosive coating engineered for long service life.

• Original mounting points for quick and precise installation.

• Complete compatibility with factory hoses and connectors.

• Low noise level during cooling system operation.

Structural Features

• The radiator is fully made of aluminum, ensuring strength and reduced weight.

• High-density fin layout provides efficient thermal transfer.

• Welded seams have been factory-tested for airtightness.

• Internal channels feature an optimized configuration for proper coolant flow.

• Engineered for continuous, long-term operation without performance degradation.

Compatibility

The part is fully compatible with the following electric vehicles by General Motors:

• Cadillac Lyriq 2023–2025

• Chevrolet Blazer EV 2024–2025

• Chevrolet Equinox EV 2024–2025

Compatibility is confirmed by the manufacturer, and the OEM number 87821986 guarantees that the radiator fits these vehicles without modification.

Recommendations for Selection

• Always verify the OEM number — 87821986.

• Suitable for EV owners needing replacement due to system failure, physical damage, or wear.

• Required when restoring the cooling system after collision repairs or maintenance.

• Using an original OEM radiator ensures correct cooling of the battery pack and power modules.

Package Contents

• Original GM OEM 87821986 cooling radiator.

• Manufacturer’s packaging.

Technical Specifications

• Brand: GM

• Brand registration country: USA

• Material: aluminum

• Color: silver

• Size: matches factory fitment for compatible models

• Weight: 3 kg

• OEM number: 87821986

• Part type: cooling radiator

• Purpose: thermal regulation and cooling of EV electronic modules

• Compatibility: Cadillac Lyriq 23–25, Chevrolet Blazer EV 24–25, Chevrolet Equinox EV 24–25

• Construction format: multi-channel aluminum core

• Additional purpose: maintaining stable battery temperature

• Manufacturer: GM

• Installation: factory mounting points

• Condition: new

• User category: for vehicles

• Vehicle type: electric vehicles

• Heat dissipation level: high-performance

• Seal integrity: factory-sealed welds

• Structural durability: highly resistant to coolant pressure

• Package contents: one cooling radiator

• Operating features: corrosion-resistant and stable under temperature changes