Standard Ignition DS-774 Headlight Dimmer Switch - Front or Rear

Reliable Headlight Dimmer Switch for Oldsmobile and Pontiac Vehicles

The Standard Ignition DS-774 headlight dimmer switch is designed to provide precise control over your vehicle's lighting and cruise control functions. Engineered for select Oldsmobile and Pontiac models, this combination switch ensures seamless operation and durability.

• Bolt-on attachment method for secure installation
• Male rectangular connector with 3 cavities
• Includes cruise control functions: On/Off, Cancel, Resume, Set, and Speed Adjustment
• Turn signal and directional indicator controls integrated
• Features latching high beam operator and momentary high beam flasher
• Indicator markings included for easy identification
• Operates on 12-volt electrical systems
• New, not remanufactured

Product Details and Functionality

The DS-774 headlight dimmer switch from Standard Ignition is a combination switch that integrates multiple vehicle control functions into one unit. It supports turn signal operation, high beam control with both latching and momentary flash capabilities, and comprehensive cruise control features including On/Off, Cancel, Resume, Set, and Speed Adjustment. The switch connects via a male rectangular connector with three cavities and uses 27 female blade terminals, ensuring compatibility with the vehicle's wiring harness. This part is designed specifically for 12-volt systems and mounts securely using a bolt-on method.

Compatible Vehicles and Applications

This headlight dimmer switch is compatible with the following makes and models:

• Oldsmobile Grand Prix
• Pontiac Grand Prix
• Pontiac Montana
• Pontiac Silhouette
• Pontiac Trans Sport

It is ideal for drivers seeking to replace a faulty or worn combination switch that controls lighting and cruise control functions in these vehicles.

Common Issues Addressed by This Switch

• Intermittent or non-functioning high beam or turn signals
• Malfunctioning cruise control controls such as inability to set or resume speed
• Failure of the headlight dimmer to switch between low and high beams
• Broken or worn indicator markings causing confusion during operation
• Loose or faulty electrical connections due to damaged terminals or connectors

Installation Notes and Tips

Installation of the DS-774 headlight dimmer switch requires basic automotive electrical knowledge. The bolt-on attachment method ensures a secure fit, but care should be taken to align the connector properly to avoid damage to the terminals. Disconnect the vehicle battery before installation to prevent electrical shorts. Verify that the connector's male rectangular shape with three cavities matches the vehicle harness. After installation, test all functions including turn signals, high beams, and cruise control settings to confirm proper operation.

Quality Assurance and Warranty

Standard Ignition provides this DS-774 headlight dimmer switch as a new replacement part, manufactured to meet or exceed OEM specifications. The product undergoes quality control inspections to ensure reliable performance. Warranty coverage details should be confirmed with the distributor or retailer, but Standard Ignition parts typically include a limited warranty against defects in materials and workmanship.