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Voltage Regulator IN the alternator?

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Old Nov 30, 2017 | 04:06 PM
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Voltage Regulator IN the alternator?

I feel like Ben Stiller in Zoolander. "The files are IN the computer?!?!?!" Cue monkey sounds. I just ordered a rebuilt bosch ALTERNATOR since I'm getting the infamous red warning light to replace alternator. The SALES guy would have you believe you also need to purchase a bosch voltage regulator, but his rent is due. What do you know about that? 2005 C230, 150K miles btw.

Thx,
Scott

Last edited by scottonfire; Dec 1, 2017 at 05:11 PM. Reason: i ordered an alternator, not regulator
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Old Dec 1, 2017 | 09:09 AM
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The VR is built into the back of the alternator. You'll have to remove the alternator from the engine in order to replace it. Don't buy a Chinese VR. Since you have a 4 banger this is the time to also replace the over running pulley (OAP) on the alternator.
http://www.pelicanparts.com/techarti...eplacement.htm

Last edited by tjts1; Dec 1, 2017 at 09:12 AM.
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Old Dec 1, 2017 | 03:31 PM
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Originally Posted by tjts1
The VR is built into the back of the alternator. You'll have to remove the alternator from the engine in order to replace it. Don't buy a Chinese VR. Since you have a 4 banger this is the time to also replace the over running pulley (OAP) on the alternator.
http://www.pelicanparts.com/techarti...eplacement.htm
Into? I appreciate the extra info, but I need to know if the VR is included IN the $200 bosch rebuilt alternator I just purchased.
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Old Dec 1, 2017 | 03:51 PM
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Your first post says you bought a regulator.
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Old Dec 1, 2017 | 05:10 PM
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Originally Posted by tjts1
Your first post says you bought a regulator.
Autocorrect changed alternator to regulator. HA!
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Old Dec 2, 2017 | 12:01 AM
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As the regulator is part of the alternator, it really depends on what the shop decided to do as part of the "rebuild". Only 1 way to find out methinks. With that said, one would sure hope the shop replaced the VR.
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