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WAXER · 04-05-2005, 09:18 PM

Does anyone have the build codes (3 letter options inside the glove box) for a 1991 Suburban? I was told one of the codes would tell the stock gear ratio.
Waxer

04-05-2005, 09:18 PM	#1
WAXER Registered User Join Date: Mar 2005 Posts: 3	Codes Does anyone have the build codes (3 letter options inside the glove box) for a 1991 Suburban? I was told one of the codes would tell the stock gear ratio. Waxer