Thread: 1991 4.9
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Old 07-05-09, 06:54 PM
cadillac_al cadillac_al is offline
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Cadillac(s): Cadillac 78 Seville, 78 Coupe de Ville, 92 Sedan de Ville
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Re: 1991 4.9
It gets 6 mpg and no codes? Maybe it's the ECM.