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2019-2025 Chevrolet Silverado GMC Sierra Aux Battery Junction Block OEM

$ 139.29
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2019-2025 Chevrolet Silverado and GMC Sierra Auxiliary Battery Junction Block

This is a Genuine OEM GM Junction Block for the 2019-2025 Chevrolet Silverado and GMC Sierra. It applies to trucks with an auxiliary battery, without a dual alternator, in a primary battery configuration.

Fitment Alert – Confirm These Details Before You Order

Check each line below against your vehicle before ordering.

Chevrolet Silverado 2019-2025; 2.7L Turbo, 3.0L Duramax Diesel or 6.6L V8 Gas engine
GMC Sierra 2019-2025; 2.7L Turbo, 3.0L Duramax Diesel or 6.6L V8 Gas engine
Battery Setup With auxiliary battery; primary battery configuration
Engines 2.7L Turbo, 3.0L Duramax Diesel, 6.6L V8 Gas
Must Be Without Dual alternator
Part Type Junction Block

Quick Part Facts

  • Condition: New
  • Brand: Genuine OEM GM
  • Part Type: Junction Block
  • Years: 2019-2025
  • Models: Chevrolet Silverado, GMC Sierra
  • Engines: 2.7L Turbo, 3.0L Duramax Diesel, 6.6L V8 Gas
  • Required Options: With auxiliary battery; primary battery configuration
  • Not For: Vehicles with dual alternator

Fitment Chart

Year Range Make Model Trim/Engine Notes/Options
2019–2025 Chevrolet Silverado 2.7L Turbo, 3.0L Duramax Diesel, 6.6L V8 Gas With auxiliary battery; Without dual alternator; Primary battery
2019–2025 GMC Sierra 2.7L Turbo, 3.0L Duramax Diesel, 6.6L V8 Gas With auxiliary battery; Without dual alternator; Primary battery
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