AutoZone Engine Control Computer

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    1991 Buick Riviera 3.8L SFI OHV 6cyl

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    Engine Control Computer

    Showing 1 - 6 of 6 Items
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    Part Number: 77-3009F
    Warranty: 1 YR
    Application: With automatic transmission

    Notes: Powertrain control module. OEM #21023009, 21023726. Flash units require programming specific to the vehicle prior to shipping, accurate VIN and mileage are required, additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability and starting issues.

    Part Number: 77-3008F
    Warranty: 1 YR
    Application: With manual transmission

    Notes: Powertrain control module. OEM #21023008. Flash units require programming specific to the vehicle prior to shipping, accurate VIN and mileage are required, additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability and starting issues.

    Part Number: 77-3776F
    Warranty: 1 YR
    Application: With automatic transmission

    Notes: Powertrain control module. OEM #21023776. Flash units require programming specific to the vehicle prior to shipping, accurate VIN and mileage are required, additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability and starting issues.

    Part Number: 77-3774F
    Warranty: 1 YR
    Application: With manual transmission

    Notes: OEM #21023774. Flash units require programming specific to the vehicle prior to shipping, accurate VIN and mileage are required, additional vehicle specific on-car programming must be performed AFTER installation to prevent drivability and starting issues.

    Part Number: PCM137M
    Warranty: 1 YR
    Application: With automatic transmission

    Notes: Flash technology. OEM #21023776. Requires factory reprogramming. This is a flash unit

    Part Number: PCM135M
    Warranty: 1 YR
    Application: With manual transmission

    Notes: Flash technology. OEM #21023774. Requires factory reprogramming. This is a flash unit

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