Browse Chevrolet Silverado 3500 Pu Plugging in block heater & Chevrolet Silverado 3500 Pu Glow Plug Replace Chevrolet Silverado 3500 Pu Glow plug diesel. Maintaining the glow plugs in your Chevrolet Silverado 3500 Pu is crucial for seamless engine starts, especially in colder climates. To ensure their longevity, regularly check your glow plug's functionality and look out for hard starting or excessive smoke as signs they may need replacement. Extend their lifespan by letting the engine idle for a few seconds before shutting off, which allows the plugs to cool down. When selecting new glow plugs, opt for either metal or ceramic types; metal glow plugs heat quickly and are cost-effective, while ceramic ones provide superior longevity and performance. Always choose high-quality materials to match your Silverado's robustness, and for installation, ensure a precise fit to avoid engine misfires. Shop with us for a premium selection of glow plugs that will keep your Silverado 3500 Pu running efficiently.