Dorman 49218 Door Lock Switch - Front Left

Reliable Door Lock Switch for Select GM Vehicles

The Dorman 49218 door lock switch is designed to provide dependable electrical control for door locking systems in various Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. Engineered with a durable plastic housing and bullet terminal type, this switch ensures consistent performance without the need for additional wiring harnesses or attached lead wires.

• Compatible with Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac vehicles
• Plastic housing material for durability and insulation
• Bullet terminal type for straightforward electrical connections
• Does not include wiring harness or attached lead wires
• Sold as a single door lock switch unit

Product Details and Specifications

The Dorman 49218 door lock switch is a direct replacement part designed for models such as the Chevrolet Camaro, Cavalier, Celebrity, Century, Corvette, and Firebird, as well as Buick Century, Cadillac Cimarron, Oldsmobile Cutlass Supreme, Pontiac Fiero, and others. This switch is not a master switch and features bullet terminals, which allow for easy integration into existing vehicle wiring without the need for additional connectors or harnesses. The plastic housing provides electrical insulation and protects internal components from wear and environmental factors.

Common Applications and Problem Resolution

• Restores door lock functionality when the original switch fails
• Eliminates intermittent electrical connection issues in door lock circuits
• Replaces damaged or worn door lock switches in compatible GM models
• Addresses non-responsive door lock buttons in Chevrolet Camaro and Pontiac Firebird
• Solves electrical switch failures in Buick Century and Cadillac Cimarron door lock systems

Installation Notes and Tips

• Ensure vehicle compatibility by verifying make and model before installation
• Disconnect the vehicle battery prior to switch replacement to prevent electrical shorts
• Use appropriate tools to disconnect bullet terminals carefully to avoid damage
• Test door lock operation after installation to confirm proper function
• Consult vehicle service manual for detailed wiring diagrams and switch location

Quality Assurance and Warranty Information

Dorman parts are manufactured to meet or exceed OEM standards for fit, form, and function. The 49218 door lock switch undergoes quality control testing to ensure reliable operation in specified Buick, Cadillac, Chevrolet, Oldsmobile, and Pontiac models. While specific warranty terms may vary, Dorman typically offers limited warranties covering defects in material and workmanship. Refer to Dorman’s official warranty documentation for detailed coverage information.