2019-2025 Silverado Sierra w/Aux Battery Junction Block OEM
This is a Genuine OEM GM Junction Block for the 2019–2025 Chevrolet Silverado and GMC Sierra full-size trucks. It is a direct-fit replacement designed to restore proper electrical distribution to the vehicle's battery and power circuit.
This Genuine GM part applies to vehicles equipped with an auxiliary battery and without a dual alternator, in a primary battery configuration. Compatible with 2.7L Turbo, 3.0L Duramax Diesel (I6), and 6.6L V8 Gas engines.
| 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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