hit the alt terminal with valve cover
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From: Northwestern Pennsylvania
Car: 1985 Pontiac Trans Am
Engine: 355 with stuffs.
Transmission: 700R4
Axle/Gears: 4.10 Posi
You may have blown a fusible link. Pull the cables off the battery and hook a voltmeter up to it, it should read 11-12 volts. If not then your battery is shot. If it's got voltage then check your fusible links and your fuses inside the car, a quick jolt should not be enough to smoke your battery, but may be enough to throw a fuse.
wasnt a quick jolt, it was the valve cover welded to the alt terminal lol.....so i had the alt checked and sho' nuff its dead heh. but now, with new alt and new batt, batt is still dying....how do i replace the link....anyone have a pic of it???
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From: Northwestern Pennsylvania
Car: 1985 Pontiac Trans Am
Engine: 355 with stuffs.
Transmission: 700R4
Axle/Gears: 4.10 Posi
on the wire from the back of the alt, follow it to the battery, there's a black plastic piece built in to the line, that's the fusible link, and if it did that kind of damage to the alternator, I would definitely check that one out first. Just cut it out and bypass it, you can plumb a new one in there with little difficulty. Also check your cooling fan fuse, a 25 amp fuse in the block. I know it sounds strange, but the alternator circuit goes through that fuse.
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From: Northwestern Pennsylvania
Car: 1985 Pontiac Trans Am
Engine: 355 with stuffs.
Transmission: 700R4
Axle/Gears: 4.10 Posi
check your ECM for a code 53 the surge from that wire may have caused a system overvoltage fault.
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From: Northwestern Pennsylvania
Car: 1985 Pontiac Trans Am
Engine: 355 with stuffs.
Transmission: 700R4
Axle/Gears: 4.10 Posi
Where did the timing sit before the little 'incident' with the alt.?
edit: one more thing run the engine and see if any more codes come up, you may be having problems with the EST control.
edit: one more thing run the engine and see if any more codes come up, you may be having problems with the EST control.
Last edited by Quick_Trans_Am; Aug 4, 2003 at 01:14 PM.
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iTrader: (2)
Joined: Jan 2003
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From: Northwestern Pennsylvania
Car: 1985 Pontiac Trans Am
Engine: 355 with stuffs.
Transmission: 700R4
Axle/Gears: 4.10 Posi
that's gotta suck. I see you have some other posts here about various engine changes/modifications. Tell me did you change the cam in this engine and have the problem with the alt before you ran it the first time? Thread
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