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Size amp alternator

Tiny
TONYS TRUCKING
  • MEMBER
  • 2003 GMC YUKON
  • 6.0L
  • V8
  • 4WD
  • AUTOMATIC
  • 168,000 MILES
I would like to know what ampage my alternator is and how do I find that out thanks if you can help me with I was told that a 200amp won't work in my truck now i'am thinking about a 145 amp can I make that work
Thursday, January 21st, 2016 AT 8:51 AM

2 Replies

Tiny
JOHNNYT73
  • MECHANIC
  • 924 POSTS
What are your options from the parts store? I believe if you have all the options such as heated seats, nav, TV/DVD, and etc you need the higher amp.
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Thursday, January 21st, 2016 AT 8:58 AM
Tiny
WRENCHTECH
  • MECHANIC
  • 20,758 POSTS
You can't deviate from what the car was engineered to and came with. These alternators are not interchangeable.
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Thursday, January 21st, 2016 AT 9:57 AM

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