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89 firebird 305tpi blows underhood fuse??

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Old Mar 31, 2009 | 04:43 PM
  #1  
Mueller's Avatar
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89 firebird 305tpi blows underhood fuse??

I have a 89 firebird formula 305TPI that intermittently blows the 20amp fuse located at the battery. From digging into this i have found it controls many components. Looking for some advice of where to look? i know it powers the ecm, fuel system, tps, ect. I can drive down the road and it will blow the fuse, get out replace the fuse and go again.
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Old Apr 1, 2009 | 12:52 PM
  #2  
NINÅ's Avatar
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Joined: Jan 2006
Posts: 3,341
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From: Mooresville NC
Car: LOWERED ♦ CRIMSON METALFLAKE
Engine: ► 400 KUBES ◄
Transmission: 765R4
Axle/Gears: EATON POSI 4.56

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Sounds like you have a harness rub thru some where.

You can locate it by installing a separate fuse in line with each branch the original 20 ampere fuse feeds.



Happy Racing!

If People Drove Any Slower They’d Be Going Backwards


Fog lights are not driving lights. Keep em turned off slow pokes.

How bout those dorks too scared to drive without headlights on in the daytime!

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