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Thread: (New here) Ecm 1228062 91 s10 4.3 (t) Vin "Z" eProm Id's?

  1. #1
    Fuel Injected! Unorthodox122's Avatar
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    (New here) Ecm 1228062 91 s10 4.3 (t) Vin "Z" eProm Id's?

    Oh and its an AUTOMATIC
    Okay,. So I'm sorry if I'm posting in the wrong forum, or if it's posted somewhere. I'm New here, Names Joey, just came across this searching for an ADLD cable, then saw all the BIN of Proms, and figured hopefully someone could help me.
    Long story short, I was told my ecm was going bad (eeprom), and while at Pick n pull I grabbed a few ecm on their half day special, Im hoping you could tell me (if they havent been overwritten) what they are..

    ATBA 7594
    EB4(F)/J6/P
    ZX01A1CV
    AB41

    AWLN 8041
    JT8(6)/J6/P
    LFIVZ719
    AD01

    AVMJ 1278? (cant see numbers)
    jt8(6)/j6/p
    LFIVZ891
    AE02


    And a small memcal?
    16051637
    2 circled 9022
    Last edited by Unorthodox122; 06-10-2014 at 04:45 AM.

  2. #2
    Super Moderator dave w's Avatar
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    Quote Originally Posted by Unorthodox122 View Post
    Oh and its an AUTOMATIC
    Okay,. So I'm sorry if I'm posting in the wrong forum, or if it's posted somewhere. I'm New here, Names Joey, just came across this searching for an ADLD cable, then saw all the BIN of Proms, and figured hopefully someone could help me.
    Long story short, I was told my ecm was going bad (eeprom), and while at Pick n pull I grabbed a few ecm on their half day special, Im hoping you could tell me (if they havent been overwritten) what they are..

    ATBA 7594
    EB4(F)/J6/P
    ZX01A1CV
    AB41

    AWLN 8041
    JT8(6)/J6/P
    LFIVZ719
    AD01

    AVMJ 1278? (cant see numbers)
    jt8(6)/j6/p
    LFIVZ891
    AE02


    And a small memcal?
    16051637
    2 circled 9022
    Prog ID BCC Size Year Release
    Date
    Eprom ECM Prom ID Scan ID Platform Engine Disp. Trans Trans Type Gear
    Ratio
    ATBA 4.00 KB 1991 32797 16147593 1228062 7594 3151 S1 LB4 4.3 MD8 AUTO

    AWLN 4.00 KB 1988 33045 16156045 1228062 6041 5931 S1 LB4 4.3 MD8 AUTO GU4



    I could only find information on the first two.

    dave w

  3. #3
    Fuel Injected! Unorthodox122's Avatar
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    You are awesome, thank you dave,
    Would either of these work with my 91 s10?
    What would happen?

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    Super Moderator dave w's Avatar
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    Quote Originally Posted by Unorthodox122 View Post
    You are awesome, thank you dave,
    Would either of these work with my 91 s10?
    What would happen?
    PROM chips rarely go bad. The ECM is more likely to fail than the PROM.

    What is the PROM code you are using now?

    dave w

  5. #5
    Fuel Injected! Unorthodox122's Avatar
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    With the Ecm I grabbed from Pick n Pull, thats in the truck now the combination is

    Prom:
    AMRW 9600
    JT8(G)/J6/P
    LFIVK350
    AH37

    eCM:
    1228062 AMRW
    8CAMRW
    K190901007

    Memcal:
    16051637
    2circled 8907

    Original Ecm
    1228062 ATBA
    86ATBA
    K211491880
    16143151

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    there is a AUMJ-1278.
    16051637 isn't a MEMCAL, it's a CAL-PACK, which from what i remember, controls the limp-home stuff.

    AMRW is a ~88 S/T-10 with a 4.3/4 speed auto and 3.08 or 3.42 gears
    1995 Chevrolet Monte Carlo LS 3100 + 4T60E


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    Fuel Injected! Unorthodox122's Avatar
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    Quote Originally Posted by RobertISaar View Post
    there is a AUMJ-1278.
    16051637 isn't a MEMCAL, it's a CAL-PACK, which from what i remember, controls the limp-home stuff.

    AMRW is a ~88 S/T-10 with a 4.3/4 speed auto and 3.08 or 3.42 gears
    Thank you for the reply, So is it safely used with my engine? Or my year s10 4.3?

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    i'm sure it would work, how well it works is up in the air until it is tried.
    1995 Chevrolet Monte Carlo LS 3100 + 4T60E


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    I'm trying to find one that was used in it, or stock. It's been acting real funny. Would some symptoms be bogging down when acceleration, hard late shifts, high idle?

  10. #10
    Super Moderator dave w's Avatar
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    Quote Originally Posted by Unorthodox122 View Post
    I'm trying to find one that was used in it, or stock. It's been acting real funny. Would some symptoms be bogging down when acceleration, hard late shifts, high idle?
    The more likely reason for the symptoms would be vacuum leak, maybe ignition control module sending bad reference pulses to the ECM. Computers usually fail completely or work without issue. PROM chips failures are extremely rare, almost unheard of.

    dave w

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    Thank you both for your help. I like it here.

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