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how difficult is it to change out the alternator in this thing? is this something a newbie should attempt? how much time should i expect to spend versus having a pro do it? having a hard time resisting the temptation to tinker

 

zzz

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how difficult is it to change out the alternator in this thing? is this something a newbie should attempt? how much time should i expect to spend versus having a pro do it? having a hard time resisting the temptation to tinker

 

zzz

 

I don’t know what the differences are between a 2000 and a 1995 Legacy (I’m assuming a 2.5L H4, not a 3.0 H6) but I replaced the alternator in my 1995 last month. The setup looks pretty similar in my 2002 WRX (without the extra plumbing of course).

 

It was a surprisingly simple and quick affair and I’m well known for being all thumbs. I used both a Haynes and Chilton manual. The Haynes manual was much more informative. The Chilton manual was pretty poor. I also used a marker to mark where the belt tensioner was set before I loosened it to make things a bit easier. I just used a metric socket wrench set. I think I only needed a 10mm and a 12mm or something like that. The toughest part was pulling out the plastic plug/connector from the alternator. The entire thing comes out after squeezing a plastic tab thing down. The manuals assume you already know this. I was really afraid I’d break it or the wire. The rebuilt Subie alternator with limited lifetime warranty was $158 after the exchange with the old one at Autozone. Ouch. If you had the time some of the USMB members have less expensive options. The “do-it-yourself” labor savings was really nice considering how simple the repair was.

 

The car runs great and with the money I saved I ended up replacing a 5-year-old battery 12-year-old battery cable plus a few other odds and ends.

 

P.S. My alternator was the original with over 150,000 miles. Are you sure your alternator needs to go? I recall there being an alternator recall for some “newer” Legacies. You might want to do a search on yours on cars.com or hopefully one of the Legacy gurus on this board will let you know.

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This job is doable on '00 with a few tools. It is not much different at all from earlier models. It is pretty easy. You'll need 10mm, 12mm, and maybe 14mm sockets. The alt is a little heavy though.

 

Yes as mentioned definitely disconnect the battery + or - lead before you start this job.

 

Make a note of the position of the belt tensioner before loosening it, that way you can retighten to where it was before. Overtightening is bad.

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It is cake to do. REMEMBER TO LOOSEN THE 12MM NUT ON THE FRONT OF THE A/C TENSIONER PULLEY BEFORE YOU START THE ADJUSTMENT BOLT!!!!!!!! All to often am I having people coming into the shop in need of the plastic ear or the whole tensioner due to the first time taking belts off.

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easy. do it. that alternator should have lasted longer, did you have a battery fail? i've seen quite often batteries and alternators failing together...within 6 months to a year of each other on friends/family vehicles. i'd check your battery, consider replacing it, or check/replace the terminals, the jokers that bolt to the battery.

 

with good, clean connections and terminals, batteries will last a very long time and alternators will as well.

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