ive tried everything i can to find out how many amps it is and i just cant figure it out
how many amps is the alternator on a 91 gmc vandura? on 1995 GMC Vandura 2500
My manual shows a spec sheet with several alternators ranging from 85 Amps (must be for a strip down basic 5.7L to the highest Amp alternator having 124 Amp output. The dealer parts department should be able to tell you by VIN# what the output is.
2 more answers
On the average most get 105 amp alternators.
Adam28 asked what is the amps of his alternator not an average. Follow Patrick suggestion.