1991 GMC K3500 Diesel Glow Plugs

GM Genuine Parts Diesel Glow Plugs are designed, engineered, and tested to rigorous standards, and are backed by General Motors. These true OE parts, installed during the production of or validated by General Motors for GM vehicles, ensure optimal performance and reliability. GM Engineers specifically design and validate these parts for Chevrolet, Buick, GMC, or Cadillac vehicles, regularly updating production and service part designs to integrate new materials and technologies. Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE), and feature a conical seat type for precise fit and function.

Product Features:

• Some GM Genuine Parts may have formerly appeared as ACDelco GM Original Equipment (OE)
• GM Genuine Parts are designed, engineered and tested to rigorous standards, and are backed by General Motors
• GM Engineers design and validate OE parts specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• GM regularly updates production and service part designs to integrate new materials and technologies
• Engineered for Optimal Performance and Reliability: Designed, engineered, and tested to rigorous standards by GM, ensuring top-notch performance and reliability for your vehicle.
• Conical Seat Type: Features a conical seat type for precise fit and function, enhancing the overall efficiency of the glow plug.

Starting a diesel engine? Check out Autolite glow plugs. They’re dependable and long-lasting, the perfect plug for a variety of diesel applications.

Product Features:

• Diesel engines depend on high heat in the combustion chamber to ignite the fuel. When you cold start a diesel engine, there isn’t enough heat to ignite. Glow plug warms the combustion chamber to start the fuel ignition.
• These glow plugs fit a variety of diesel applications. If you’re experiencing problems starting your diesel engine, it may have burnt out glow plugs.
• Reaches temperatures hot enough to start in 30 seconds or less
• For dependability and long-lasting performance, use Autolite glow plugs

Bosch Duraterm Glow Plug Technology With a long history of diesel fuel injection expertise and innovation, Bosch leads the way in glow plug technology with its patented Duraterm dual-control coil design. This technology utilizes a self-regulating system that reduces glow wait time by more than 50%. The patented dual control regulating and heating coil system effectively directs current draw, enabling the glow plug to reach higher temperatures more quickly for faster engine start-up. For vehicles with a post-glow control system, this advanced technology results in a post-glow heating phase which allows for more efficient overall engine performance.

Product Features:

• Glow plug reaches higher temperatures more quickly for fast engine start-up
• Regulating coil controls current draw for rapid heat-up of heating coil
• Heating coil provides rapid heat-up of the glow tube and quick start-up
• Glow tube material resists corrosion and vibration for long service life
• Fine-grained ceramic insulating powder provides superior electrical insulation and high thermal conductivity
• Twin Viton seals protect coils from exhaust gas damage for long life
• Connectors designed to OE specifications precise fit and easy installation

Diesel engines depend on the high heat of glow plugs to fire up from a cold start, and Autolite Glow Plugs shine with dependable power and exceptional quality. With the growing number of diesel trucks on the road today, the unsurpassed quality of Autolite Glow Plugs bring more value than ever.

Product Features:

• Made to meet OE specifications
• Dependable and long-lasting