Standard Ignition CP780 Vapor Canister Purge Valve

Vapor Canister Purge Valve for GM EVAP Repair

Standard Ignition CP780 is a direct-fit vapor canister purge valve for evaporative emissions system repair. It is built to replace a damaged OE valve and help keep unused fuel vapors from escaping from the fuel tank into the atmosphere.

Compatible with 2011-2015 Chevrolet Cruze, 2012-2018 Chevrolet Sonic, and 2016 Chevrolet Cruze Limited, this CP780 purge valve is made to match OE fit, form, and function expectations. It uses OE-quality connectors and terminals for a secure connection to the engine wire harness and consistent conductivity.

• Direct replacement vapor canister purge valve for EVAP system service
• Female connector with 1 connector, round and square connector shape
• 2 blade terminals with male terminal design
• 5/16 in. hose size and 2-port layout
• Built with industrial-grade materials for long service life
• Manufactured in a TS 14001 and ISO/TS 16949 certified facility

Detailed Product Overview

The Standard Ignition CP780 purge valve is designed for evaporative emission control repairs where the original valve has failed, cracked, or no longer seals correctly. By controlling vapor flow from the charcoal canister to the engine, it supports proper EVAP system operation on Chevrolet Cruze, Cruze Limited, and Sonic applications. This part number, CP780, is a practical OE-style replacement for drivers and technicians servicing GM small-car EVAP faults.

This part cross-references Dorman OE Solutions 911-388 for the same application.

Common Issues This Part Can Address

• Check engine light related to EVAP purge flow faults
• Fuel vapor leakage from a worn or damaged purge valve
• Rough idle or drivability concerns tied to purge valve malfunction
• Failed emissions inspection caused by evaporative system codes
• Hard starting after refueling when the purge valve does not seal properly

Installation Notes and Tips

Verify hose routing, connector style, and port orientation before installation. Confirm the 5/16 in. hose connection matches the vehicle’s EVAP plumbing, and inspect the electrical connector and terminals for corrosion or damage before plugging in the new valve. After installation, clear diagnostic trouble codes and recheck the system for proper operation.

Quality Assurance

Standard Ignition manufactures this CP780 purge valve in a TS 14001 and ISO/TS 16949 certified facility and uses OE-quality connectors and terminals to support reliable fitment and electrical connection.