GM Water Pump Assembly OEM NEW 5.3L 6.2L Gen V LT Series 12683468 12687631 w/Belt Tensioner Tap
GM Water Pump Assembly OEM NEW 5.3L 6.2L Gen V LT Series 12683468 12687631 w/Belt Tensioner Tap
Free Fast Shipping — Ships Same Day | OEM — New, Never Installed
Compatible Vehicles
| Year | Make | Model | Notes |
|---|---|---|---|
| 2014 | Chevrolet | Silverado 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2014 | Chevrolet | Tahoe | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2014 | Chevrolet | Suburban | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2014 | GMC | Sierra 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2014 | GMC | Yukon | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2014 | GMC | Yukon XL | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2014 | Cadillac | Escalade | 6.2L V8 Gas — Gen V LT |
| 2014 | Cadillac | Escalade ESV | 6.2L V8 Gas — Gen V LT |
| 2015 | Chevrolet | Silverado 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2015 | Chevrolet | Tahoe | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2015 | Chevrolet | Suburban | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2015 | GMC | Sierra 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2015 | GMC | Yukon | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2015 | GMC | Yukon XL | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2015 | Cadillac | Escalade | 6.2L V8 Gas — Gen V LT |
| 2015 | Cadillac | Escalade ESV | 6.2L V8 Gas — Gen V LT |
| 2016 | Chevrolet | Silverado 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2016 | Chevrolet | Tahoe | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2016 | Chevrolet | Suburban | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2016 | GMC | Sierra 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2016 | GMC | Yukon | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2016 | GMC | Yukon XL | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2016 | Cadillac | Escalade | 6.2L V8 Gas — Gen V LT |
| 2016 | Cadillac | Escalade ESV | 6.2L V8 Gas — Gen V LT |
| 2017 | Chevrolet | Silverado 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2017 | Chevrolet | Tahoe | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2017 | Chevrolet | Suburban | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2017 | GMC | Sierra 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2017 | GMC | Yukon | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2017 | GMC | Yukon XL | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2017 | Cadillac | Escalade | 6.2L V8 Gas — Gen V LT |
| 2017 | Cadillac | Escalade ESV | 6.2L V8 Gas — Gen V LT |
| 2018 | Chevrolet | Silverado 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2018 | Chevrolet | Tahoe | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2018 | Chevrolet | Suburban | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2018 | GMC | Sierra 1500 | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2018 | GMC | Yukon | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2018 | GMC | Yukon XL | 5.3L V8 Flex/Gas, 6.2L V8 Gas — Gen V LT |
| 2018 | Cadillac | Escalade | 6.2L V8 Gas — Gen V LT |
| 2018 | Cadillac | Escalade ESV | 6.2L V8 Gas — Gen V LT |
⚠️ Important Fitment Note: This pump is drilled and tapped for a belt tensioner. Verify your application requires this configuration before ordering. Also fits applications for part numbers 12699889 and 12707680.
Not sure if this fits your vehicle? Call or text us at (313) 586-5937 — we’ll confirm fitment before you order.
Part Details
- Part Numbers: 12683468 / 12687631
- Also Fits: 12699889, 12707680
- Replaces: 12708893
- Also Known As: Water Pump, Engine Water Pump
- Engine Family: GM Gen V LT Series — 5.3L & 6.2L V8
- Drive Type: Serpentine belt-driven
- Special Note: Drilled and tapped for belt tensioner
- Condition: OEM New — Never Installed
- Brand: Genuine GM OEM Part
This is a genuine GM OEM water pump assembly — brand-new, never installed. Designed for GM Gen V LT-series 5.3L and 6.2L V8 engines. This version is drilled and tapped for a belt tensioner — confirm your application before ordering. Sourced directly from GM inventory.
Questions about fitment or which pump version you need? We’re a Michigan-based OEM parts specialist — call or text (313) 586-5937 and we’ll answer before you buy.
