Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
2016 Bmw 328dSerpentine Belt Diagram & Size
OEM serpentine belt spec from the factory service manual for the 2015-2018 (2015-2018).
Quick Answer
Routing: N20/N26 engine: - REPLACING DRIVE BELT FOR A/C COMPRESSOR (N20) - REPLACING DRIVE BELT FOR ALTERNATOR (N20/N26) N55 engine: - REPLACING DRIVE BELT FOR ALTERNATOR (N55 ) N47 engine (diesel): - REPLACING DRIVE BELT FOR ALTERNATOR (N47)
Source: Factory service manual — 2016 Bmw 328d 2015-2018.
This vehicle's factory manual
The spec is above. This opens the 2016 Bmw factory books so you can go into the 328d procedure.
What You'll Need
Related for Your 2016 Bmw 328d
Frequently Asked Questions
- What size serpentine belt does a 2016 Bmw 328d use?
- Refer to the factory service manual for the exact serpentine belt specification for your 2016 Bmw 328d.
- How do I know if my Bmw 328d serpentine belt is bad?
- Common signs include squealing on startup (especially when cold), visible cracks or fraying on the ribbed side, power steering or A/C failure, and battery warning lights. The factory manual includes inspection criteria and replacement intervals.