Difficulty
Moderate
Steps
8
Time Required
15 - 30 minutes
Sections
1
- Serpentine Belt
- 8 steps
Flags
0
Back2008-2015 Mercedes Benz ML350
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Introduction
The serpentine belt is a continuous belt responsible for driving the alternator, power steering pump, water pump, AC compressor, etc. A worn-out or damaged serpentine belt will cause these components to malfunction and potentially damage the engine.
Before beginning, it is important to ensure your engine is cold by leaving it off overnight; keep the engine off while following the guide.
What you need
Step 1
Serpentine Belt
- Release the hood latch.
- Open and prop the hood.
- Remove the plastic shield by pulling it up and toward you.
Release the hood latch.
Open and prop the hood.
Remove the plastic shield by pulling it up and toward you.
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Step 2
- Place a socket wrench with a 17 mm socket on the belt tensioner nut.
Place a socket wrench with a 17 mm socket on the belt tensioner nut.
Step 3
- Press down on the socket wrench counterclockwise to release the belt tension.
- Remove the serpentine belt from the belt tensioner.
Press down on the socket wrench counterclockwise to release the belt tension.
Remove the serpentine belt from the belt tensioner.
Step 4
- Check each pulley surface to ensure cleanliness; clean the pulleys with a cloth if necessary.
Check each pulley surface to ensure cleanliness; clean the pulleys with a cloth if necessary.
Step 5
- Route the new serpentine belt according to the owner’s manual.
Route the new serpentine belt according to the owner’s manual.
Step 6
- Place the 17 mm socket wrench on the belt tensioner and release the tension again, then quickly slide the new serpentine belt onto the belt tensioner.
Place the 17 mm socket wrench on the belt tensioner and release the tension again, then quickly slide the new serpentine belt onto the belt tensioner.
Step 7
- Check each pulley to ensure the serpentine belt is seated properly.
Check each pulley to ensure the serpentine belt is seated properly.
Step 8
- Replace the plastic shield and close the hood.
Replace the plastic shield and close the hood.
Enjoy your squeak-free ride!
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Author
with 1 other contributor
Brian Pham
Member since: 02/28/2022
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Team
University of Memphis, Team M-11, Willis Spring 2022
Member of University of Memphis, Team M-11, Willis Spring 2022
UM-WILLIS-S22SMG11
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