ACDelco 25196027 Water Pump and Alternator Belt Tensioner Assembly

The ACDelco 25196027 is a GM Genuine Parts water pump and alternator belt tensioner assembly designed to maintain proper tension on your vehicle's serpentine belt system. This component helps keep drive belt at correct tension to help maintain proper function, ensuring optimal performance of critical engine accessories.

Key Features:

• Spring-loaded pulley design draws tension on your vehicle's serpentine belt
• GM Genuine Parts are the true OE parts installed during production or validated by General Motors for GM vehicles
• Designed and engineered to meet rigorous standards set by General Motors
• Ensures consistent belt tension throughout engine operation
• Direct replacement for original equipment on compatible GM vehicles

This genuine OEM tensioner assembly is manufactured to exact General Motors specifications for reliable, long-lasting performance. The spring-loaded mechanism automatically compensates for belt wear and maintains proper tension on the water pump and alternator drive belt, preventing slippage and ensuring efficient operation of your vehicle's charging and cooling systems.