monte vs malibu wiring?

Fla_G-body

Frequent Racer
Dec 4, 2008
415
0
0
Quincy,Fl.
Is the wiring for a monte carlo and a malibu the same? I have a haynes manual for a 78 and up malibu and want to know if I can us the wiring diagram in the back for my 87 monte carlo or do I need to buy one for a monte?
 

TURNA

MalibuRacing Junkie
Jul 6, 2003
6,028
1
38
Socialist NY
It is probally similar, but the later Montes had some extra wiring for the computer and smog stuff.

Also there may be switches in different locations like the wiper switch, not to mention the dashboard gauges.

I would try to pick up a GM service manual. Might cost you more but they are worth every penny.
 

rumblbu

Amateur Racer
Nov 29, 2005
162
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Muskegon,MI
I am in the process of installing a 1987 monte carlo dash harness in place of my 79 malibu harness and like stated by TURNA there are quite a few differences. The connector under the hood that plugs into the back of the fuse box is also different.
 

rumblbu

Amateur Racer
Nov 29, 2005
162
0
0
Muskegon,MI
I have a link at home I will post up tonight, has some good info on the newer harness.
 

Fla_G-body

Frequent Racer
Thread starter
Dec 4, 2008
415
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0
Quincy,Fl.
The main harness im worried about is the under hood engine harness
 

TURNA

MalibuRacing Junkie
Jul 6, 2003
6,028
1
38
Socialist NY
Fla_G-body said:
The main harness im worried about is the under hood engine harness


The basic harness should be the same with probally some extra wires for the smog stuff/distributer and like rumblbu said the firewall/fuse block connections are different.

Also keep in mind they may have changed some of the wire coatings colors.

So in the book a 78 Malibu's power wire may be brown where an 87 Monte's may be red.

You could trace the wrong wire like that and cause major problems.
 

rumblbu

Amateur Racer
Nov 29, 2005
162
0
0
Muskegon,MI
http://www.badss.net/other/monte_85_wiring.pdf

This is the link I referred to this morning. Rick
 

Fla_G-body

Frequent Racer
Thread starter
Dec 4, 2008
415
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0
Quincy,Fl.
thanks rumblbu that will help a bunch
 

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