When to replace the Poly V-Belt on your BMW 7 SERIES
Recommended replacement interval for the part category Serpentine belt : 30000 km
Important!
This replacement procedure can be used for:
BMW 7 (E38) 728 i, iL, BMW 7 (E38) 728i X View more

The steps may slightly vary depending on the car design.

This video shows the replacement procedure of a similar car part on another vehicle

All the parts you need to replace – Poly V-Belt for 7 (E38) and other BMW models
How to change Serpentine belt on BMW E38 740 i, iL – step-by-step instructions for straightforward car repair
Serpentine belt
How to change V-Ribbed Belt Set on BMW E38 740 i, iL – step-by-step instructions for straightforward car repair
V-Ribbed Belt Set
How to change Water Pump + V-Ribbed Belt Kit on BMW E38 740 i, iL – step-by-step instructions for straightforward car repair
Water Pump + V-Ribbed Belt Kit
Tools
Replacement: serpentine belt – BMW 7 (E38). Tools you'll need:
Combination spanner #13
Combination spanner #32
Drive socket # 16
Ratchet wrench
Torque wrench
Fender cover
Replacement: serpentine belt – BMW 7 (E38). AUTODOC recommends:
  • All work should be done with the engine stopped.
Replacement: serpentine belt – BMW 7 (E38). Use the following procedure:
  1. Step 1
    Open the bonnet.
    Step 2
    Use a fender protection cover to prevent damaging paintwork and plastic parts of the car.
    Step 3
    How to change Poly V-Belt on BMW E38 1994 - free PDF and video manuals
    Unscrew the fastener of the viscous fan clutch. Use a combination spanner #32.
  2. Step 4
    How to replace BMW 7 (E38) 740 i, iL 1995 Poly V-Belt - step-by-step manuals and video guides
    Remove the fan shroud seal.
  3. Step 5
    BMW E38 728 i, iL 1996 Poly V-Belt replacement: free workshop manuals
    Unscrew and remove the viscous fan clutch.
  4. Step 6
    Changing Poly V-Belt on BMW 7 (E38) 735 i, iL 1997 by yourself
    Remove the fan shroud.
  5. Step 7
    How to remove BMW 7 SERIES 730d 2.9 1998 Poly V-Belt - online easy-to-follow instructions
    Pull aside the AC compressor belt tensioner pulley. Use a combination spanner #13.
  6. Step 8
    How to replace Poly V-Belt on BMW 7 (E38) 1999: download PDF manuals and video instructions
    Remove the AC compressor belt.
  7. Step 9
    How hard is it to do yourself: Poly V-Belt replacement on BMW E38 725 tds 2000 - download illustrated guide
    Remove the tensioner pulley cap.
  8. Step 10
    Need to know how to renew Poly V-Belt on BMW 7 SERIES 2001? This free workshop manual will help you to do it yourself
    Pull aside the V-ribbed belt tensioner pulley. Use a drive socket #16. Use a ratchet wrench.
  9. Step 11
    Changing of Poly V-Belt on BMW E38 1994 won't be an issue if you follow this illustrated step-by-step guide
    Remove the V-ribbed belt.
  10. Step 12
    BMW 7 SERIES 740 i, iL Poly V-Belt replacement: online guides and video tutorials
    Return the tensioner pulley to its initial position. Use a drive socket #16. Use a ratchet wrench.
    Replacement: serpentine belt – BMW 7 (E38). Professionals recommend:
    Check the condition of the tensioner pulley and idler pulley. Replace them if necessary.
  11. Step 13
    Replacing Poly V-Belt on BMW E38 1996 740 i, iL by yourself
    Pull aside the V-ribbed belt tensioner pulley. Use a drive socket #16. Use a ratchet wrench.
  12. Step 14
    7 (E38) 730d 2.9 1997 Poly V-Belt DIY replacement workshop manual
    Install the V-ribbed belt.
    Replacement: serpentine belt – BMW 7 (E38). Tip from AUTODOC:
    Make sure that the V-ribbed belt fits all pulleys snugly.
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DIY BMW 7 (E38) Poly V-Belt replacement - online guide
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