| GM

Malfunction Indicator Lamp (MIL) Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set – 2000-2022 GM Passenger Cars and Trucks

January 31, 2023 by oemdtc

NHTSA ID Number: 10219266 Manufacturer Communication Number: 20-NA-065 Summary This bulletin provides information on tools available to find an intake vacuum leak or exhaust leak to correct a condition of MIL Illuminated with Multiple Fuel Trim and/or Oxygen Sensor Codes Set. Condition Some customers may comment that the MIL is illuminated. Technicians may find one or …

AC Blows Warm or Poor Performance – 2020-2021 GM

January 26, 2023 by oemdtc

NHTSA ID Number: 10216361 Manufacturer Communication Number: PIT5099F Summary This Preliminary Information communication provides information to the technician about vehicles that the Heater-Vent-Air Conditioning blows warm air. Before calling General Motors Technical Assistance Center technician will need to have high and low pressures, outside temperature, humidity, and vent temperature. Condition / Concern Customer may comment that …

2-3 Upshift Slip or Flare – 2006-2023 Cadillac Chevrolet GMC Hummer

January 26, 2023January 23, 2023 by oemdtc

NHTSA ID Number: 10222832 Manufacturer Communication Number: 22-NA-185 Summary This informational bulletin explains how the trans slip or flare can be a normal condition. Condition Some customers may comment on a 2-3 upshift slip or flare. Cause This condition is a NORMAL characteristic of the transmission, it will not cause durability concerns and no repair …

Information on New Torque Specification and Installation Procedure for ACDelco Spin-On Oil Filters – GM Passenger Cars and Trucks

December 12, 2022 by oemdtc

NHTSA ID Number: 10222796 Manufacturer Communication Number: 22-NA-009 Summary This service bulletin provides service information on new torque specification and installation procedure for ACDelco Spin-On Oil Filters. Condition Some customers or dealers may comment on an oil leak coming from underneath the front of the vehicle after a prior oil service was performed. This leak can …

OnStar Voice Fallback Number Update – 2000-2015 Buick, Cadillac, Chevrolet, GMC, Pontiac

March 7, 2022 by oemdtc

NHTSA ID Number: 10201115 Manufacturer Communication Number: 15-NA-079 Summary OnStar Voice Fallback Number Update 1735 Affected Products Vehicles MAKE MODEL YEAR BUICK ALLURE 2006-2009 BUICK CENTURY 2000-2005 BUICK ENCLAVE 2008-2015 BUICK ENCORE 2013-2015 BUICK LACROSSE 2005-2015 BUICK LESABRE 2000-2006, 2013 BUICK LUCERNE 2006-2012 BUICK PARK AVENUE 2000-2005 BUICK RAINIER 2003-2007 BUICK REGAL 2000-2005, 2008-2015 …