Re: GS How to tell?
Originally Posted by BAWITHLOT
There will be a tag on the radiator supoort (XA-XB) and an ID plate screwed to the lower radiator support panel (XC). This will have the VIN number and the option codes on it. Nothing is on the compliance plated on the firewall.
A GS will have R-PACK stamped here.
1978 XC Fairmont GXL, Emerald green, Jade Int. 351C, 750 VAC, C10, 9" LSD
Air, steer, power windows................