Power Door Locks Cycle or Intermittently Inoperative – Loss of Data With Multiple U-Codes –Unwanted Seat or Memory Mirror Movement or Doesn’t Function –Intermittent No Crank/No Start or Reduced Power – 2017-2021 GMC Acadia & Cadillac XT5

2019 GMC Acadia

NHTSA ID Number: 10185718 Manufacturer Communication Number: PIT5606J   Summary This Preliminary information communicates an Intermittent No Crank, No Start, or Reduced Power loss of data multiple U codes or Intermittent Power Door Locks inoperative, unwanted seat or mirror movement.  Inspect harness for chaffed by the I-shaft at the base of the steering column. If chaffed, repair damaged wires … Read more

Service Air Bag, Park Brake, Stabilitrack or Park Brake Light – 2019 Chevrolet Blazer

2019 Chevrolet Blazer

NHTSA ID Number: 10162152 Manufacturer Communication Number: PIT5693 Summary This Preliminary information communicates that a vehicle may come to the dealer with a complaint of a Air Bag light, Service Park Brake, Service Stabilitrak or Service Steering message. Upon inspection the technician may find various communication codes. The technician is directed to remove the center console left … Read more

Instrument Panel Cluster (IPC) Warning Lamps And / Or MIL Are Illuminated Diesel Exhaust Fluid (DEF) Message Displayed Various DTCs Set (Inspect Wiring Harnesses for Chafing) – 2016-2021 Chevrolet Colorado & GMC Canyon

2018 Chevrolet Colorado

NHTSA ID Number: 10184101 Manufacturer Communication Number: PIP5416D   Summary This Preliminary Information communicates to the technician the potential areas of concern in which the engine wiring harness may chafe. It describes in detail what to look for. If you encounter any of these specific described chafes, inspect, repair (as necessary) and route the wiring harness away from … Read more

Service ABS / TCS / Power Steering and/or Suspension Message DTC U0077 U0121 U0126 U0131 U0139 U0151 U0401 U0415 U0428 (Circuit 5986 High Resistance) – 2014-2019 Cadillac Chevrolet GMC

2016 Chevrolet Silverado

NHTSA ID Number: 10162127 Manufacturer Communication Number: PIT5457D Summary This Preliminary Information communication provides information to the technician about vehicle with Service ABS and/or Traction control lights/message on, Service Power Steering System, Service Suspension System, and or Loss of communication with EBCM, SWPS, PSCM, and/or SCM. Technician may find Diagnostic Trouble Codes U0077, U0121, U0126, U0131, U0139, … Read more

Intermittent Service Power Steering Message Displayed on DIC, DTC C056D, C0475 or U0131 May be Set – 2013-2016 Buick Cadillac Chevrolet

2016 Buick LaCrosse

NHTSA ID Number: 10094743 Manufacturer Communication Number: PI1294B   Summary THIS PRELIMINARY INFORMATION BULLETIN PROVIDES A PROCEDURE TO CHECK THE GROUND CONNECTION AND REPROGRAM THE POWER STEERING CONTROL MODULE IF A CUSTOMER COMMENTS ON A INTERMITTENT SERVICE POWER STEERING MESSAGE IS DISPLAYED.     13 Affected Products Vehicles MAKE MODEL YEAR BUICK LACROSSE 2013-2016 BUICK REGAL 2014-2016 … Read more