ACDelco GM Original Equipment Dielectric Greases are formulated and tested to rigorous standards, and are backed by General Motors. Dielectric greases are designed primarily for automotive spark plug boots and electrical connectors. They may also be used as a seal and lubricant for cable connectors, battery terminals, rubber door seals, and plastic O-rings. ACDelco GM Original Equipment lubricants are the true OE formulas used during the production or validated by General Motors for GM vehicles. Some ACDelco GM Original Equipment parts may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional.

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• Excellent dielectric strength for use with spark plugs, battery terminals, and other electrical connectors
• Non-corrosive and oxidation resistant for additional component protection
• Water repellent for moisture protection
• Chemically inert for a non-reactive grease
• Stable formula for a long shelf life
• Some ACDelco GM Original Equipment additives may have formerly appeared as GM Genuine Parts (OE) or ACDelco Professional
• GM engineers design and validate OE additives specifically for your Chevrolet, Buick, GMC, or Cadillac vehicle
• Original equipment additives are designed to work with your GM vehicle safety systems -- aftermarket replacements may not meet the same OE safety regulations, depending on the part type
• GM regularly updates production and service part designs to integrate new materials and technologies