- Camaro and Firebird: How to Replace Alternator
Step by step instructions for do-it-yourself repairs
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Alternator removal help...
Do I have to remove the alternator bracket as well? How do you even do this? Maybe I am blind but I don't see where the bolts are
As for the exciter wire, I undid that from underneath the car, blindly, reaching a tiny flathead screwdriver up behind the alternator and placing the tip under the clip and prying downward a bit which undid the clip allowing the plug to be pushed up and off the alternator. again, I could not see ANY of this, only going by feel. Find the plug with your hand, find the part that you would normally pry back a bit to remove the plug and you shouldn't have any problem. Careful with the wire. Go easy on it. Mine was fine and undamaged before and after.
It should be able to go forward and touch the fan...then you drop it down in front of the sway bar. You better unplug that excitor wire or you're gonna break it...pain in the friggin *** to repair if breaks up high in the harness. Alot of people can reach down from the top and unplug it.
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It should be able to go forward and touch the fan...then you drop it down in front of the sway bar. You better unplug that excitor wire or you're gonna break it...pain in the friggin *** to repair if breaks up high in the harness. Alot of people can reach down from the top and unplug it.
Maybe some cars are a little tighter than others...they are American made...
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Also, I removed 2 of the bolts, left the bottom one in and turned it a bit to get a bettle angle on the exciter plug.
If you use a hacksaw blade, you can cut that plastic spigot/air inlet/outlet/whatever it is on the shroud. You SHOULD, like me, have a lot more ability to turn it and move it out without anything blocking the way, but you will likely have to do like I did and pry and force it some. There was no method, after an hour of playing, to get it out without shoving it against the power steering lines fairly hard to push em back some while prying it out.
By the way, I also happened to have a mini prybar. Like a 4-5 inch flat prybar, probably used for removing nails. I used that as the prying tool to get it out after I cut the shroud. Every single thing was in the way, PS lines, shroud, bolt holes, bracket, sway bar, etc. But once you DO remove it from the bracket, i.e., pull it out completely and forward, slide it towards the driver fender side and there was a relatively large opening to get it out with a bit of turning.
Also, do not, I repeat, NOT buy any rebuilt garbage. Get a NEW alternator. I picked up a shiny new Remy. This is in a spot where you do NOT want to go down there again in 3-6 months. Check the pulley before you leave. The first one had a bent pulley like it was dropped in shipping.
Another thing... Clean that area off down there, real good. It's likely to be covered in crap from the PS pump. Wipe down the hoses, lines, PS pump, etc. Then weekly, wipe up any of the likely new PS fluid that may be expelled out of the PS cap. Mine is very miniscule, but I keep it clean so it doesn't build up and drop down to the alternator and ruin it. My old original alt was one FILTHY mess. Horrible.
OH! Another thing I forgot... There is a flexible shield down there near to the alt. I removed the clips holding it in and pulled it out to get a lot more room to work. Take a photo of it before you do, it was a bit of a pain figuring out how it bent and twisted to get back in its proper shape and mounting spots.
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Thanks for the info, that will help me out a ton.
I used a hacksaw blade, but not with a hacksaw. I had a small... tool that came with the hacksaw that allowed me to stick the blade in, tighen it down and it was more like a one handed saw. You can prolly find a better saw at home depot. Make sure the blade is longish though so you can get it up in there to cut to plastic off.
and again... remember, this is not going to make it an easy out. It only makes it so you now have room and the ability to pry it out once you twist it enough. You may get lucky and be a bit better off than me, but I'd say at its absolute best, I had maybe a penny or quarters thickness that still bumped against the bracket. But being the plastic end, I just pryed and twisted and got it past the "catch" and then it came completely out of the bracket.
You may think you're gonna break those power steering lines, but you won't. You won't be flexing them more than a couple quarters thickness, but it needs to be done cause those lousy things are completely blocking, and the major blockage, down there. The PS lines make a complete L around the alternator. On the opposite side of the L is the bracket. So if the PS lines were not there, the alt would likely just drop straight down out of the bracket once removed.
The OP's 98 Camaro is likely the same exact setup as my 99 Z28, minus his manual tranny and my automatic. Heck, car's even the same color, lol.
You might finally get it in place, get a good yank, and it will be out when you didn't expect it. Then you'll look for the wire, and you might be disappointed to see it was torn out. There's very little slack to that wire from the factory.
One problem I ran into was removing the nut that holds the power wire. When I wrenched it off, the whole damn thread was spinning, and there wasn't enough room to get another wrench on it to hold it in place because the plastic backing was in the way. So, I took a hammer to the plastic part. Problem solved haha.
Putting the new alternator in wasn't too bad, except one of the sleeves in the mounting holes on the bracket was preventing the alternator from going into place, and I couldn't really fit a hammer in there to tap it back out of the way. I had to improvise by sticking a bolt through a socket and through the hole, and turning it to force the sleeve back out. Speaking of improvising, you should see the extended ratchet I had to rig up to get that 13mm bolt out of the back of the alternator.
I managed to get it replaced without breaking the excitor wire or anything else, so it was a great success! But MAN, I hope I never have to do that again.
After wrestling with this the hard way once, and damaging the wire; I found that you can remove the connector for the exciter wire from the top of the engine.
Get a wire coat hanger, straighten it; you will need about 18 inches to do this.
Bend a short (1/8" to 1/4") hook at one end of the hanger.
You can then lower the hook behind the power steering resrvoir to reach the connector.
Position the hook under the retainer clip for the connector, then pull and wiggle, to lift the connector out of the alternator.
If you have never pulled the alternator before to see where the connector actually is, it may be dificult to visualise this. However after breaking the wire once; diconnecting this thin wire is my first step in removing the alternator (that is after disconnecting the negative battery cable).
Grab a mini flathead screwdriver or the like.
Get under the car
Reach up, feel the plug, get the layout of it. You won't be able to see it though.
Place the flathead under the plug clip.
Since you are under the car reaching up behind the alternator to the plug, pull down on the screwdriver a little bit which in turn pulls the clip out beyond the catch.
Then grab the plug and wiggle it up and out.
The reason you need a screwdriver or other tool is because the clip you would normally pry/pull out with your finger is flush or worse with the alternator housing/casing/plastic/whatever so you can't get at it with your finger.
Really though, on my 99 Z28, the absolute worst part of the ordeal is the horrendous placement of the power steering lines. If those were elsewhere, there would be zero issue getting it in and out.







