Product Description
Genuine GM Oil Fill Cap – 5W-30 | GM 12713786 (ACDelco FC279)
OEM Replacement Oil Fill Cap | Fits 2014+ Gen V LT-Based Engines
Replace a missing, damaged, or leaking oil fill cap with this Genuine GM OEM oil fill cap designed for Gen V LT-based engines requiring 5W-30 engine oil. Part number 12713786 (ACDelco FC279) is engineered to GM’s strict OEM standards, ensuring a proper seal, correct oil specification labeling, and long-term durability.
This cap includes a new integrated sealing O-ring to prevent oil vapors or leaks and snaps securely into place on compatible valve covers. Ideal for stock replacement, routine service, or restoration work where OEM correctness and reliability matter.
Key Features
- Genuine GM OEM Part: Manufactured to GM specifications for proper fit, sealing, and durability.
- 5W-30 Oil Specification: Correct labeling for engines requiring 5W-30 engine oil.
- Integrated Sealing O-Ring: Helps prevent oil leaks and vapor escape.
- Direct Snap-In Replacement: Installs easily with no tools required.
- ACDelco Equivalent: Cross-references to ACDelco part number FC279.
Engine & Vehicle Fitment
- Fits Gen V LT Engines: LT1, L83, L84, L82, L86, L87, L8B, L8T
- Displacements: 5.3L, 6.2L, 6.6L
- Cadillac CTS-V (2016–2019)
- Cadillac Escalade (2015–2025)
- Chevrolet Camaro (2016–2024)
- Chevrolet Corvette (2014–2019)
- Chevrolet Express 2500 / 3500 / 4500 (2018–2025)
- Chevrolet Silverado 1500 (2014–2025)
- Chevrolet Silverado 2500 / 3500 (2020–2025)
- Chevrolet Suburban (2015–2025)
- Chevrolet Tahoe (2015–2025)
- GMC Savana 2500 / 3500 / 4500 (2018–2025)
- GMC Sierra 1500 (2014–2021)
- GMC Sierra 2500 / 3500 (2020–2025)
- GMC Yukon / Yukon XL (2015–2025)
Maintain OEM correctness and proper engine sealing with this Genuine GM 5W-30 oil fill cap—an essential replacement for any Gen V LT engine.
