A-Premium Tailgate Lock Latch Actuator for GM SUVs — 4+2 Pin Plug-and-Play, OE-Style Durability

The A-Premium Tailgate Lock Latch Actuator is a direct-fit replacement designed to restore reliable locking and unlocking for rear trunk/tailgate assemblies on specific GM and related SUVs.

If your tailgate is sticking, failing to lock, or responding intermittently to the key fob or interior switch, this A-Premium actuator is built to bring back consistent operation. Manufactured to meet or exceed original equipment specifications, the unit uses a rugged combination of high-density metal and durable plastic to resist deformation and wear. It arrives with a plug-and-play 4+2 pin connector for straightforward installation on compatible models.

Which vehicles will this tailgate actuator work with?

This actuator is listed for a range of GM-platform SUVs and equivalents. Always confirm your vehicle’s part number or physical connector before ordering to ensure compatibility.

• Buick Rainier: 2004–2007
• Chevrolet Trailblazer: 2002–2009; Trailblazer EXT: 2002–2006
• GMC Envoy: 2002–2009; Envoy XL: 2002–2006; Envoy XUV: 2004–2005
• Isuzu Ascender: 2003–2008; Oldsmobile Bravada: 2002–2004; Saab 9-7x: 2005–2009

How easy is it to install and what tools are needed?

The design is plug-and-play and manufactured to OE specifications, so most installations are straightforward for anyone comfortable with basic trim removal and electrical connectors. Typical installation involves removing the tailgate trim, unplugging the old actuator, switching mounting hardware, and plugging in the new unit.

• No special programming required for most models
• Common tools: screwdriver, socket set, panel trim tool
• Estimated time: 30–90 minutes depending on experience

What features improve durability and performance?

Construction uses high-density metal components joined with reinforced plastic housings to resist bending and wear under regular use. The actuator is engineered to meet or exceed OEM tolerances, helping prevent deformation that can impair locking function.

• Sturdy plastic housing minimizes water ingress and wear
• High-density metal gear and linkage for long-term reliability
• OE-spec electrical connector (4+2 pins) for secure fit

What part numbers and references should I check before buying?

Compare your original actuator’s reference numbers against the replacements to ensure a correct match. This product corresponds to several common OEM references used across GM family vehicles.

• Reference numbers: 931-298, 931298, 15110511, 15159269, DLA1398
• Verify connector style and mounting points on your vehicle
• Confirm model years listed for each make before purchase

Who is this for: Drivers or technicians who own compatible Buick, Chevrolet, GMC, Isuzu, Oldsmobile, or Saab SUVs and need a dependable, OE-style replacement for a failing tailgate/trunk latch actuator. It’s aimed at DIY mechanics and repair shops seeking a plug-and-play solution that restores normal lock and unlock function without complex programming. Backed by A-Premium’s one-year unlimited-mileage guarantee, it’s suitable for anyone wanting a reliable, long-lasting fix to tailgate locking issues.