Standard Ignition DLA1155 Door Lock Actuator - Rear Left or Rear Right

Reliable Door Lock Actuator for Chevrolet and GMC Vehicles

The Standard Ignition DLA1155 door lock actuator is designed to restore proper locking function in select Chevrolet and GMC trucks and SUVs. Engineered with precise connector and terminal specifications, this actuator ensures seamless integration with your vehicle's existing electrical system.

• Compatible with Chevrolet Avalanche 1500, Avalanche 2500, Sierra 1500 Classic, Sierra 2500 HD Classic, Silverado 1500, Silverado 1500 Classic, Silverado 2500, Silverado 3500, Suburban 1500, Suburban 2500, Tahoe, and Yukon models
• Features a female oval connector with one connection point for secure wiring
• Equipped with two male blade terminals for reliable electrical contact
• Designed without latch for direct actuator replacement
• Standard Ignition part number DLA1155 ensures correct fit and function

Technical Details and Specifications

The DLA1155 door lock actuator from Standard Ignition is built with a female oval connector that includes a single connection, facilitating straightforward installation and compatibility with the vehicle's wiring harness. The actuator terminals are male blade types, with two terminals providing stable electrical connections. This part is designed without an integrated latch, making it suitable for vehicles where the latch mechanism remains intact. The actuator is engineered to meet the electrical and mechanical requirements of Chevrolet and GMC full-size trucks and SUVs, including Avalanche, Sierra, Silverado, Suburban, Tahoe, and Yukon models.

Common Applications and Problem Resolution

This door lock actuator is used to replace faulty or non-responsive actuators in the following scenarios:

• Power door locks failing to engage or disengage
• Intermittent locking issues in Chevrolet Silverado or GMC Sierra models
• Unusual noises or motor failure within the door lock mechanism
• Inoperative door locks on Chevrolet Avalanche or GMC Yukon vehicles
• Electrical connection problems due to worn or damaged terminals

Installation Notes and Tips

When installing the Standard Ignition DLA1155 door lock actuator, ensure the following:

• Disconnect the vehicle battery before beginning installation to prevent electrical shorts
• Verify the connector gender and shape match the vehicle’s wiring harness (female oval connector)
• Confirm the actuator terminals align with the vehicle’s male blade terminals for proper connection
• Handle the actuator carefully to avoid damage to the terminals or connector
• Test the door lock operation before reassembling the door panel

Quality Assurance and Warranty Information

Standard Ignition manufactures the DLA1155 door lock actuator to meet or exceed OEM specifications for durability and performance. Each unit undergoes quality control testing to ensure reliable operation in Chevrolet and GMC vehicles. This part is backed by Standard Ignition’s limited warranty, providing coverage against defects in materials and workmanship under normal use.