Quick answer: Wiper Blade Replacement on a 2007–2013 BMW 328i is rated Easy and takes about 10–15 minutes. Parts cost about $114. This guide walks you through the full job step by step, including the mistakes to avoid.
Parts You Need
The options below are alternatives for the same part — you only need to buy one. Pick the one that matches your year and engine.
| Part Name |
Part Number |
Price |
Buy |
| Driver wiper blade, 24in (sedan, wagon, coupe) |
— |
$32.99 |
|
| Passenger wiper blade, 19in (sedan, wagon) |
— |
$32.99 |
|
| Passenger wiper blade, 17in (coupe) |
— |
$32.99 |
|
| Rear wiper blade, 11in (wagon only) |
— |
$14.99 |
|
About prices: shown prices are typical retail averages and change frequently; cheaper alternatives may be available. Confirm the current price before buying.
💡 Pro tip: Compare the options above and order the one that matches your vehicle — you only need one.
Step-by-Step Instructions
Follow these steps carefully
1
Confirm the sizes and buy the blades
Buy one of each length. Critically, the E90 uses a side-lock connector — not the pinch tab of the later F30 — so you must buy blades with the E90-specific side-lock adapter. Sedan and coupe models have no rear wiper.
2
Put the wipers in service position
Start the car, switch it off, then press the wiper stalk down and hold it until the blades sweep up and stop vertical. Do not force the arms up from their parked position — you will scratch the hood paint or bend the arms.
🔧 Mechanic's note — Ray Delgado
I've fixed the damage from skipping this: Do not force the arms up from their parked position — you will scratch the hood paint or bend the arms.
3
Release the old driver-side blade from the side lock
The E90 blade slides into a side-lock channel on the arm: find the small release on the connector and slide the blade out sideways along the arm's axis. Pull the 24-inch blade free gently.
🔧 Mechanic's note — Ray Delgado
Keep a firm hand on the bare arm — never let it snap back onto the glass. I don't skip this anymore.
4
Prep the new driver-side blade
Remove the plastic protector from the new 24-inch blade's rubber edge and do not touch the rubber with your fingers. Compare the new blade to the old one to verify the 24-inch length.
🔧 Mechanic's note — Ray Delgado
I keep a mental note on this one: Remove the plastic protector from the new 24-inch blade's rubber edge and do not touch the rubber with your fingers.
5
Slide the new blade on and confirm the lock
Tug the blade firmly along the arm to confirm it is captured — the side lock should hold it with zero play. Lower the arm back onto the windshield gently, guiding it down by hand.
6
Repeat on the passenger side
Do the same side-lock release and install for the 19-inch passenger blade. Double-check the 24-inch blade is on the driver side — the lengths are different enough that swapping them is obvious, but check anyway.
7
Exit service position and test with washer fluid
Start the car and tap the wiper stalk down once to return the blades to their normal park. Spray washer fluid and run the wipers on low and high, watching for streaks or chattering. If a blade chatters, the side lock probably did not fully seat — slide it off and re-fit until the click is unmistakable.
All Done!
Test your repair before closing everything up. If something doesn't work right, double-check your steps.
⚠️ Common Mistakes to Avoid
- • Buying pinch-tab blades for the F30 — the E90 uses a side-lock arm and they are not interchangeable
- • Buying two 24-inch blades — the passenger side is 19 inches
- • Forcing the arms up from the parked position without service position, scraping the hood
- • Letting the bare arm snap back onto the windshield while the blade is off