Replace Mercury Cougar Signal light & Mercury Cougar Car turn signal. Discover Mercury Cougar Turn signal lights. Locate Mercury Cougar Indicators. Maintaining the turn signals on your Mercury Cougar is crucial for safe driving and avoiding costly penalties. To ensure their longevity, regularly check for burnt-out bulbs, cracked lenses, or corroded sockets, all telltale signs that replacements are imminent. When choosing new turn signals, consider LED options for their durability and energy efficiency, or stick with traditional halogen bulbs for cost-effectiveness. High-quality materials resist wear, while a proper installation ensures a secure fit and optimal functionality. By selecting the right turn signals and committing to routine care, you'll enhance visibility on the road and boost your vehicle's safety profile.