HomeU0028 · Manufacturer communications

U0028 · Manufacturer communications

Source wording can vary by vehicle and suffix. It is shown as written, not as a universal diagnosis.

U0028 →

PIT6459A

CADILLAC, CHEVROLET, GMC

Reported code forms U0028 U0028-88

This PI communicates an issue where the Brake System Control Module DTC: U0028-88 and U0037-88 diagnostics are backwards and follow the diagnostic procedure for U0037 if U0028 is set and vice versa.

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PIT6459

CADILLAC, CHEVROLET, GMC

Reported code forms U0028 U0028-88

This PI communicates an issue where the Brake System Control Module DTC: U0028-88 and U0037-88 diagnostics are backwards and follow the diagnostic procedure for U0037 if U0028 is set and vice versa.

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TSB_2073284_4

AUDI

Reported code forms U002800

This bulletin provides information when there is an MHEV Electrical System Fault with DTC U046900 / 34763; U002900/U002800.

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AUDI

Reported code forms U002800

This bulletin provides information when there is an MHEV Electrical System Fault with DTC U046900 / 34763; U002900/U002800.

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SB22-J-001

ISUZU

Reported code forms U0028

Dealers, upfitters or bodybuilders may notice various warning lights on the dash illuminating and certain DTCs without an apparent cause during the initial installation and connection of telematics, GPS, and/or other…

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AUDI

Reported code forms U002800

This bulletin contains repair instructions for when there is a wiring harness that has been chafed, DTCs U121C00, U011000, U003600, U002800, U002900, U140500, P0A2F00, and/or P0A1B00 may be stored.

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PIT5288H

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on…

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PIT5288G

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on…

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PIC6073E

BUICK, CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media…

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PIC6073D

BUICK

Reported code forms U0028

This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media…

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PIT5288F

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on…

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PIT5405C

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about vehicles that have a reduced or loss of power steering assist, steering wheel jerks or kicks back when turning, Service Stabilitrak…

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PIT5288E

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on…

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PIC6073C

BUICK, CADILLAC, CHEVROLET, GMC

Reported code forms U0028

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ABOUT THE MEDIA ORIENTED SYSTEMS TRANSPORT BUS DIAGNOSTIC TOOL KIT (EL-51578) HAS BEEN RELEASED TO HELP DIAGNOSE ANY OF THE MEDIA…

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PIT5405B

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN FOR A REDUCED POWER MESSAGE, STEERING ASSIST, ENGINE STALL OR THE INSTRUMENT PANEL, RADIO, AND OR HEATER-VENT-AIR CONDITIONING GO BLANK…

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PIT5405A

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician for a reduced power message, steering assist, engine stall or the instrument panel, radio, and or Heater-Vent-Air Conditioning go blank…

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PIT5288C

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on…

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PIC6073B

BUICK, CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media…

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PIC6073A

BUICK, CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media…

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PIT5405

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician for a reduced power message, steering assist, engine stall or the instrument panel, radio, and or Heater-Vent-Air Conditioning go blank…

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PIC6073

BUICK, CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about the Media Oriented Systems Transport Bus Diagnostic Tool Kit (EL-51578) has been released to help diagnose any of the Media…

Read communication ↗

PIT5288B

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on…

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PIT5288A

CADILLAC, CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on…

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PIT5288

CHEVROLET, GMC

Reported code forms U0028

This Preliminary Information communication provides information to the technician about vehicles that may have any of these concerns remote keyless entry, passive Entry and Start Inoperative, No Fob detect message on…

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