Part lookup / Belts, hoses, and pulleys / Idler pulley
06 · BH Belts, hoses, and pulleys
Idler pulley
for any vehicle · choose yours on the lookup
What it does
Guides the drive belt around the engine. A rough or noisy bearing is the usual failure.
Read the belts, hoses, and pulleys guide →
Fitment tips
- Serpentine belt length depends on which accessories your vehicle has, such as A/C or a second alternator.
- Squeal on start-up usually means a worn belt or a weak tensioner.
- Choose your vehicle on the part lookup first, so the retailer searches below include it.
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