C0545: owner reports and bulletins

Chassis. We haven't written the explanation for this code yet. Below is what owners and manufacturers have filed with NHTSA.

Got C0545 on your scanner? Tell the mechanic your year, make, model and any symptoms and you'll get the likely cause and what to check first. Ask about this code.

What owners report to NHTSA

64 complaints filed with NHTSA mention C0545, 49 of them since 2015, across 9 different models. The component owners most often filed it under: steering.

Most-reported models

VehicleComplaintsModel years reported
CHEVROLET MALIBU192004, 2006, 2008, 2009, 2010
CHEVROLET COLORADO182015, 2016
GMC CANYON112015, 2016
PONTIAC G682005, 2006, 2008, 2009, 2010
SATURN AURA32009

Manufacturer service bulletins that name C0545

13 technical service bulletins and manufacturer communications filed with NHTSA mention C0545, from 5 makes. A bulletin means the manufacturer has documented a known cause or a fix procedure for that model. Examples:

  • CADILLAC ESCALADE (2015, 2016), bulletin 10078887: THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES WITH ONE OF THE TWO CONCERNS. VEHICLE MAY HAVE AN INTERMITTENT "SERVICE POWER STEERING, DRIVE WITH …
  • CHEVROLET SUBURBAN (2015, 2016, 2014), bulletin 10078887: THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES WITH ONE OF THE TWO CONCERNS. VEHICLE MAY HAVE AN INTERMITTENT "SERVICE POWER STEERING, DRIVE WITH …
  • GMC SIERRA 1500 (2014, 2015, 2016), bulletin 10078887: THIS PRELIMINARY INFORMATION COMMUNICATION PROVIDES INFORMATION TO THE TECHNICIAN ON HOW TO DIAGNOSE AND REPAIR VEHICLES WITH ONE OF THE TWO CONCERNS. VEHICLE MAY HAVE AN INTERMITTENT "SERVICE POWER STEERING, DRIVE WITH …
  • CHEVROLET COLORADO (2015), bulletin 10115072: This Preliminary Information communication provides information to the technician on the steps to repair vehicles that may have a Service Power Steering message on the Driver Information Center or Diagnostic Trouble Code…
  • GMC CANYON (2015), bulletin 10115072: This Preliminary Information communication provides information to the technician on the steps to repair vehicles that may have a Service Power Steering message on the Driver Information Center or Diagnostic Trouble Code…
  • CHEVROLET CAPRICE (2014), bulletin 10113754: This preliminary informational bulletin provides a repair recommendation for a customer concern of loss of power steering assist and service power steering message displayed on the DIC. Technicians may find DTC C0545 set…

Sources: NHTSA Office of Defects Investigation complaint database and manufacturer communications file, snapshots September 2026. A complaint or bulletin that mentions a code is a report about that vehicle, not a statement that the code has one cause.