Standard Ignition DLA1156 Door Lock Actuator - Rear Right

Reliable Door Lock Actuator for Select GM Trucks and SUVs

The Standard Ignition DLA1156 door lock actuator is designed to restore proper locking function in various Cadillac, Chevrolet, and GMC vehicles. Engineered with precise connector and terminal specifications, this actuator ensures seamless integration with your vehicle's existing electrical system.

Key Features of the Standard Ignition DLA1156 Door Lock Actuator

• Connector Gender: Female; female for secure electrical connections
• Connector Quantity: 2 connectors to match factory wiring harness
• Connector Shape: Oval design for proper fit and alignment
• Terminal Gender: Male; male terminals for reliable contact
• Terminal Quantity: 2 terminals per connector
• Terminal Type: Blade terminals compatible with OEM standards
• Note: This actuator is supplied without a latch

Detailed Description and Compatibility

The DLA1156 door lock actuator from Standard Ignition is engineered to meet the exact specifications required by multiple GM models, including Cadillac Escalade, Escalade ESV, Escalade EXT, Chevrolet Avalanche 1500 and 2500, Silverado 1500, 2500, and 3500 series, as well as GMC Sierra and Yukon variants. Its female oval connectors and male blade terminals ensure a direct replacement without modification. This actuator operates the door locking mechanism electronically, providing consistent and reliable locking performance.

Common Applications and Issues Addressed

• Restores power door lock function in Cadillac Escalade and Chevrolet Silverado models
• Resolves intermittent or non-functioning door lock actuators in GMC Sierra trucks
• Eliminates door lock noise or failure in Chevrolet Avalanche 1500 and 2500
• Replaces faulty actuators causing door lock motor failure in Yukon XL 1500 and 2500
• Addresses electrical connector compatibility issues with OEM wiring harnesses

Installation Notes and Tips

• Ensure vehicle battery is disconnected before installation to prevent electrical shorts
• Verify connector orientation matches the oval female connectors on the actuator
• Check that blade terminals are fully seated for secure electrical contact
• Since this actuator is supplied without a latch, reuse the existing latch assembly
• Test door lock operation before reassembling door panels

Quality Assurance and Warranty Information

Standard Ignition parts are manufactured to meet or exceed OEM standards for fit, form, and function. The DLA1156 door lock actuator undergoes rigorous quality control to ensure durability and reliable performance. This part is backed by Standard Ignition's limited warranty, providing coverage against defects in material and workmanship under normal use.