How much does it cost to replace a tension pulley?
It will cost between $125 and $380 to have your pulley replaced. The labor should cost between $45 and $155 and the parts should cost between $85 and $225. via
What does the idler pulley do?
The idler pulley is a common part that's found on the majority of the vehicles on the road. Its primary function is to provide tension and guide the engine drive belt. These belts wrap around the various parts of the engine such as the power steering pump, alternator, water pump etc... via
What is belt tensioner pulley?
A belt tensioner or/and idler pulley is a system that guides the serpentine belt and the timing belt on a car engine. The function of a pulley and a tensioner is to limit the belt slip. The belt tensioner can be mechanic (spring-loaded) or hydraulic. via
Can you drive with a bad tensioner pulley?
Driving with a bad belt tensioner is unsafe since the tensioner is meant to guarantee ample tension that powers accessories. Wear on the belt tensioner will eventually cause the belt to slip, generate loud noise, and also create an unsafe level of heat along the accessory pulleys. via
What happens if belt tensioner goes bad?
If the timing belt tensioner goes bad, then it will basically be like having a bad timing belt because it won't be able to function properly anymore. This will create all kinds of trouble for your engine including performance. via
How do you know if you have a bad idler pulley? (video)