Fuel Tank Gas Filler Cap GT231 – OEM Replacement for GMC Yukon, Chevy Silverado & Cadillac Escalade

Keep your fuel system sealed and secure with this direct-fit Fuel Tank Gas Filler Cap GT231 (OEM reference: 15763227). Engineered as a precise replacement for a range of popular GM vehicles, this cap delivers a tight, reliable seal to help prevent fuel evaporation and keep your vehicle running at its best.

Crafted from durable plastic, this replacement cap is built to withstand everyday driving conditions. Its OEM-compatible design means straightforward, tool-free installation — simply twist on and you're good to go.

Key Features

OEM Part Reference: GT231 / 15763227 — direct-fit replacement
Compatible Vehicles: GMC Yukon, Chevrolet Silverado, Cadillac Escalade, and other compatible GM models
Durable Construction: Made from high-quality plastic for long-lasting performance
Secure Seal: Tight-fitting design helps prevent fuel vapors from escaping and keeps contaminants out
Easy Installation: No tools required — simple twist-on fitment matches factory specs
Practical Value: Restore your vehicle's fuel system integrity without the dealership price tag

Vehicle Compatibility

GMC Yukon
Chevrolet Silverado
Cadillac Escalade
Other compatible GM vehicles — always verify part number 15763227 before ordering

Product Specifications

Part Number: GT231 / 15763227
Material: Durable Plastic
Fitment Type: Direct Replacement (OEM Reference)
Installation: Tool-free, twist-on

Why Replace Your Gas Filler Cap?

A damaged or missing fuel filler cap is one of the most common reasons for a check engine light. A proper seal prevents fuel vapors from escaping, protects against moisture and debris entering the tank, and keeps your emissions system functioning correctly. This affordable GT231 replacement cap is the smart, cost-effective fix.

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Learn more: FuelEconomy.gov on vehicle maintenance

Frequently Asked Questions

Q: Which vehicles is the GT231 15763227 fuel tank gas filler cap compatible with?

A: The GT231 gas filler cap (OEM ref: 15763227) is designed to fit GMC Yukon, Chevrolet Silverado, and Cadillac Escalade models, among other compatible GM vehicles. We always recommend verifying the part number 15763227 against your vehicle's specifications before ordering to ensure a proper fit.

Q: What material is the GT231 gas filler cap made from?

A: This replacement fuel tank gas filler cap is constructed from durable, high-quality plastic that is designed to withstand regular use and exposure to fuel vapors, providing a long-lasting, secure seal for your fuel tank.

Q: How do I install the GT231 fuel tank gas filler cap?

A: Installation is simple and requires no tools. The GT231 cap features a twist-on design that matches the factory OEM fitment on compatible GM vehicles. Simply align the cap with the filler neck and twist clockwise until it clicks securely into place.

Q: Will this fuel cap fix my check engine light?

A: A faulty or missing fuel filler cap is a common cause of a check engine light related to evaporative emission system codes. Replacing a worn or damaged cap with this GT231 direct-fit replacement may resolve the issue, though we recommend having your vehicle scanned to confirm the fault code before and after replacement.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.