How do I find my RPO code?

The RPO Codes can be found on a placard labeled “Service Parts Identification” in the glove box, on the trunk floor or inside the driver’s door panel.

How do I know if my truck is LS or LT?

Much like with LS engines, the easiest way to be sure which LT engine you have is to check the 8th digit of the Vehicle Identification Number (VIN). Consult these tables to identify your LT engine by VIN.

Is my truck an LT or LTZ?

Generally, LT models have features like cloth seating and body-color door handles, whereas the LTZ models get leather upholstery and chrome door handles. Additionally, there are some differences between the LT and LTZ packages in terms of engine power.

What are vehicle option codes?

A Regular Production Option (RPO) is a General Motors standard coding for vehicle configuration options and began in 1970. These codes are a combination of 3 alphanumeric characters and refer to a specific option or modification to the vehicle including the paint color.

What is the G80 code?

Often referred to as the G80 for its order code, the rear axle locks automatically if one wheel starts to spin, enabling both rear wheels to propel the truck. The added traction lets a 2WD pickup to go places traditionally thought of as 4×4 territory, and further enhances the capability of 4×4 pickups.

Where can I find Chevy RPO codes?

Identify your GMC or Chevrolet rear end gear ratio by the RPO Codes, usually located on the placard labeled “Service Parts Identification” inside the drivers door panel or glove box.

What does G80 RPO code mean?

Posted July 28, 2009. In all GM light duty trucks, the G80 code indicates the vehicle is installed with the Eaton G80 locking rear differential.

What does an RPO code look like?

Each RPO code is a combination of three alphanumeric characters (like Z71) that refers to a specific option or modification to the vehicle as built during production. The RPO codes identify the base model of the vehicle along with options such as paint color, engine, infotainment system, wheels, etc.