20856290 Genuine GM Fuel Pump Driver Module
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Unit Auto Parts LLC provides a complimentary 2-Year Warranty on all automotive parts. Shop with confidence knowing your purchase is protected. Learn More
The 20856290 Fuel Pump Driver Module regulates the electrical power supplied to the fuel pump, allowing fuel delivery to respond accurately to engine operating requirements. Designed for GM electronic fuel systems, it helps maintain proper fuel pressure, supports efficient fuel pump performance, and ensures dependable communication with the vehicle's control modules.
| Year | Vehicle | Engine | Trims |
|---|---|---|---|
| 2024 | GMC Sierra 1500 | 5.3L V8 - Gas | Pro |
| 2023 | Chevrolet Camaro | 6.2L V8 - Gas | LT1, SS, ZL1 |
| 2022 | Chevrolet Camaro | 6.2L V8 - Gas | LT1, SS, ZL1 |
| 2021 | Chevrolet Camaro | 6.2L V8 - Gas | LT1, SS, ZL1 |
| 2020 | Cadillac Escalade, Escalade ESV; Chevrolet Camaro, Suburban, Tahoe; GMC Yukon, Yukon XL | 5.3L V8 - Flex/Gas; 6.2L V8 - Flex/Gas | Base, Denali, LS, LT, LT1, Luxury, Platinum, PPV, Premier, Premium Luxury, SLE, SLT, SS, SSV, ZL1 |
| 2019 | Cadillac ATS, CTS, Escalade, Escalade ESV; Chevrolet Camaro, Corvette, Silverado 1500, Suburban, Tahoe; GMC Sierra 1500, Sierra 1500 Limited, Yukon, Yukon XL | 3.6L V6 - Gas; 4.3L V6 - Flex/Gas; 5.3L V8 - Flex/Gas; 6.2L V8 - Flex/Gas | Varies by vehicle |
| 2018 | Cadillac ATS, CTS, Escalade, Escalade ESV; Chevrolet Camaro, Corvette, Silverado 1500, Suburban, Tahoe; GMC Sierra 1500, Yukon, Yukon XL | 3.6L V6 - Gas; 4.3L V6 - Flex; 5.3L V8 - Flex/Gas; 6.2L V8 - Flex/Gas | Varies by vehicle |
| 2017 | Cadillac ATS, CTS, Escalade, Escalade ESV; Chevrolet Camaro, Corvette, Silverado 1500, Suburban, Tahoe; GMC Sierra 1500, Yukon, Yukon XL | 3.6L V6 - Gas; 4.3L V6 - Flex; 5.3L V8 - Flex/Gas; 6.2L V8 - Flex/Gas | Varies by vehicle |
| 2016 | Cadillac ATS, CTS, Escalade, Escalade ESV; Chevrolet Corvette, Silverado 1500, Suburban, Tahoe; GMC Sierra 1500, Yukon, Yukon XL | 3.6L V6 - Gas; 4.3L V6 - Flex; 5.3L V8 - Flex; 6.2L V8 - Flex/Gas | Varies by vehicle |
| 2015 | Cadillac Escalade, Escalade ESV; Chevrolet Corvette, Silverado 1500, Silverado 2500 HD, Silverado 3500 HD, Suburban, Tahoe; GMC Sierra 1500, Sierra 2500 HD, Sierra 3500 HD, Yukon, Yukon XL | 4.3L V6 - Flex; 5.3L V8 - Flex; 6.0L V8 - CNG/Flex; 6.2L V8 - Gas; 6.6L V8 - Diesel | Varies by vehicle |
| 2014 | Chevrolet Corvette, Chevrolet Silverado 1500, GMC Sierra 1500 | 4.3L V6 - Flex; 5.3L V8 - Flex; 6.2L V8 - Gas | Stingray; Base, Denali, High Country, LT, LTZ, SLE, SLT, WT |
| Condition | New |
| Part Number | 20856290 |
| Brand | GM |
| Part Type | Fuel Pump Driver Module |
| Years | 2014–2023 |
| Dimensions | 6.4 x 6.0 x 2.2 inches |
| Weight | 1.18 lbs |
| Fitment Type | Direct Replacement |
The 20856290 controls fuel pump operation by adjusting electrical output based on real-time engine demand. It works with the factory fuel management system to deliver reliable fuel flow under a wide range of driving conditions.
The 20856290 Fuel Pump Driver Module is designed for compatible GM vehicles equipped with an electronically controlled fuel delivery system. Inspect the fuel pump, wiring harness, and electrical connectors before installation to ensure proper system operation.
Always verify the part number, vehicle application, connector configuration, and electrical system compatibility before installation.