Keystone GM1550103 Rear Left Power Window Regulator Without Motor

The Keystone GM1550103 is an OEM-replacement rear left (driver side) power window regulator designed for the Buick Century (1997–2005) and Buick Regal (1997–2004). This regulator restores proper window lift operation and is sold without a motor, making it an ideal solution when the mechanical regulator assembly has failed but the existing motor remains functional.

Key Features:

• OEM-style replacement designed to match the fit and function of the original factory part
• Rear left (driver side) positioning — confirm door location before ordering
• Power window configuration — compatible with factory power window systems
• Motor not included — reuse your existing window motor for a cost-effective repair
• OEM cross-reference: 10334399 (Partslink: GM1550103)

Engineered for a direct-fit installation, this window regulator is built to the same mechanical specifications as the original component, ensuring smooth, reliable window operation after installation. Compatible with collision repair and general maintenance applications.