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voltage regulator???

Discussion in '1973-1991 K5 Blazer | Truck | Suburban' started by NYC K5, Mar 3, 2002.

  1. NYC K5

    NYC K5 1/2 ton status

    Apr 3, 2000
    Likes Received:
    Staten Island NY/da bronx
    i think my voltage regulator is shot but im not sure. the other night i was driving on the highway and my lights got bright both exterior and dash and my radio went out. it happens randemely and later i noticed that my volt meter was peged high. also i was wondering where the voltage regulator is. any help is appreciated
  2. 4X4HIGH

    4X4HIGH 1 ton status Premium Member GMOTM Winner

    Dec 14, 2001
    Likes Received:
    Pleasanton, CA.
    Hey Eric, yep, sure sounds like a bad voltage regulator to me. Your k5 uses an internal regulator so you need to replace the whole alternator. As you know, the alternator puts out many volts but the regulator is what " regulates" how much goes to the battery.

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