BMW 850i Turn Signal Bulb Parts

Showing 12 out of 12 part(s) found in our catalog.

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BMW 850i
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Electrical, Lighting and Body
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Turn Signal Light Bulb
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Used as parking/turning signal and/or brake/running light depending upon model. Nickel base version of brass base 1157 bulb. Please verify appearance and wattage of existing bulb prior to ordering.
1991, 1992 BMW 850i
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$2.19
Reg
$2.28
List
$0.35
Multiple uses, may include turn signal, brake light, backup light, rear foglight, and third brake light depending upon model. Please verify appearance and wattage of existing bulb. If original bulbs are...
1991, 1992 BMW 850i
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Leaves closest warehouse tomorrow.
$2.19
Reg
$2.28
List
$4.94
1991, 1992 BMW 850i
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Leaves closest warehouse tomorrow.
$2.19
Reg
$2.28
List
$0.39
1991, 1992 BMW 850i
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$1.49
Reg
$1.55
List
$0.60
OEM
1991, 1992 BMW 850i
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$1.99
Reg
$2.07
List
$0.51
Higher wattage version of nickel base 7528 bulb.
1991, 1992 BMW 850i
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$2.19
Reg
$2.28
List
$0.35
1991, 1992 BMW 850i
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Leaves closest warehouse tomorrow.
$2.49
Reg
$2.59
List
$1.46
1991, 1992 BMW 850i
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$3.29
Reg
$3.43
List
$1.65
Please verify appearance and wattage on existing bulb prior to ordering, for clear version bulb please see 2821 bulb.
1991, 1992 BMW 850i
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$1.19
Reg
$1.24
List
$0.68
Please verify appearance and wattage on existing bulb prior to ordering, for amber version of this bulb please see 194NA bulb.
1991, 1992 BMW 850i
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$1.69
Reg
$1.76
List
$0.32
Primarily used in tail lamp and side markers, please verify appearance and wattage of existing bulb prior to ordering.
1991, 1992 BMW 850i
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$2.19
Reg
$2.28
List
$0.31
This brand is: (12V - 21W).
1991, 1992 BMW 850i
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$1.79
Reg
$1.86
List
$0.65

Based on industry averages you can expect to pay between $1.19 and $3.29 for a BMW 850i turn signal bulb.

How Do I Replace A BMW 850i Turn Signal Bulb?

Swapping out the turn signal bulb on your BMW 850i isn’t too tricky if you take it step by step. First, pop the hood and look behind the headlight where the signal bulb sits. There might be a dust cover—just twist or unclip it off. Next, twist the bulb socket counterclockwise, then pull it out. Carefully remove the old bulb (gloves or a paper towel help, so you don’t touch the new one with bare fingers), and press the new bulb into place. Slide the socket back in, twist it to lock, snap the cover on, and give your turn signal a quick test. If it blinks normally, you’re set to hit the road.

What Bulb Size Does The BMW 850i Use For Turn Signals?

To make sure you get the right replacement, double-check the bulb type before heading to the store. Most BMW 850i models use either a 7507 or PY21W for turn signals, but it’s always smart to check your owner’s manual or take a peek at the old bulb to confirm. Matching the size and wattage keeps things working smoothly and helps avoid any unexpected hiccups with installation or operation. One quick check, and you’ll save yourself an extra trip—or a frustrating online return.

Why Is My BMW 850i Turn Signal Flashing Fast?

If your turn signal seems like it’s working overtime with rapid flashing, it usually means a bulb’s out somewhere. Walk around your BMW, flick on each signal, and check which one isn’t lighting up. If all the bulbs are good, the culprit might be a bit of corrosion in the socket or maybe a wiring glitch. Sometimes, cleaning up the contacts or looking for loose connections fixes the problem right away.

Can I Use LED Bulbs In Place Of Stock BMW 850i Turn Signal Bulbs?

Upgrading to LED bulbs is a popular move thanks to their long life and crisp, bright light. Just remember: swapping to LEDs without adding resistors or error-canceling adapters can trip the “bulb out” warning on your BMW, since LEDs use a lot less power. Double-check the fit and make sure your new bulbs give off the right color and brightness, and if you’re unsure, check local rules about aftermarket lighting before you commit. Once you’ve got everything matched up, installation is just as straightforward as with the standard bulbs.

What Causes My BMW 850i Turn Signal Bulb To Burn Out Frequently?

If your turn signal bulbs keep blowing, there might be a deeper issue than just bad luck. Moisture sneaking into the light housing, loose or corroded connectors, or even road vibrations can all wear bulbs out faster than normal. Check for water in the lens, make sure the bulb fits snugly, and clean any rusty contacts you spot. If you drive bumpy roads a lot, “heavy duty” or vibration-resistant bulbs are a smart upgrade. And if bulbs keep blowing for no clear reason, it’s worth letting a mechanic check the electrical system.

Where Can You Find A BMW 850i Turn Signal Bulb Easily?

Need a new turn signal bulb for your BMW 850i in a hurry? Check out AutohausAZ—they’ve got fair prices, quick shipping, and a hassle-free return process if you need it. It’s a quick way to get quality parts, so you can have your signals working again without any extra stress.