wiring diagram for a 71 350 skylark ?

hi, recently bought my old 71 350 skylark back after selling it 10 years ago ,engine was in the boot , fitted another engine, now have a few electrical issues i need to sort out. a previous owner has wired another switch panel under the dash with a ignition switch & starter, the wiring under the dash is a mess that i need to sort, the dash indicator for the right hand side does not work , i,ve tested the bulb & that works fine , anyone got a picture of wiring diagram i could have a look at i need to sort the wiring out before it goes for mot ,thanks in advance tony

 

Here is wiring information for a 72. I am not sure what the difference is for the 71.

http://www.teambuick.com/reference/years/72/72_wiring_diagram.html

 

Here's 1971:

http://www.teambuick.com/reference/library/71_chassis/files/120.php

Devon

 

<center> these have wiring diagrams and schismatics </center>
1971 full Buick Chassis Manual - GM Corp


<center> </center>
1971 full GM Body Service Manual - - GM Corp

 

thanks for the quick replies, anyone have an idea what series my car would be or how would i find out? its a 1971 GS 350 Skylark. was a 2BBL, no AC, no power windows, automatic transmission. thanks in advance, regards tony. ps not been registered on here for long but i'm impressed by how helpful & friendly everyone has been