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Home >> BMW >> 2018 >> X3 M40i >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> Pistons, Piston Rings, Counterbalance Shaft, Accessory Drive Belt & TENSIONER -- Repair (G01) >> 11 28 Drive Belt With TENSIONER >> 11 28 020 Replace belt tensioner for drive belt of the alternator (X3 4-cyl. models except PHEV, 2020-2022) >> Installing the belt tensioner

Installing the belt tensioner

NOTE: TECHNICAL INFORMATION 
The belt tensioner must be installed to relieve the tension. The special tools or transportation retainers must be installed for disassembly.

Follow-up work