ive tried everything i can to find out how many amps it is and i just cant figure it out
GMC Q&AAsk Your Question
1995 GMC Vandura 2500 Question: how many amps is the alternator on a 91 gmc vandura?
patrick mannion from Greg Solow's Engine Room, December 05, 2011, 22:41Master
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.
Answer #2csubak30 December 06, 2011, 08:59Master
On the average most get 105 amp alternators.
Answer #3PARTS GUY December 06, 2011, 21:13Master
Adam28 asked what is the amps of his alternator not an average. Follow Patrick suggestion.