× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network

P0128 Diagnostic Trouble Code Discussion for February 2017

Thermostat System Malfunction


Note: This is a professional automotive technician's resource.
Vehicle Owners: If you are seeking an automotive repair professional to service your vehicle, visit the iATN Repair Shop Finder.

Trouble Ticket Help Requests for DTC P0128
Help Request Posted
2003 Saturn Ion 1 2.2L Poor Idle Quality, Hesitation, Stall, MIL Lamp on VIN: 1G8AG52F13
P0128: Engine Coolant Temperature Below Thermostat Operating Range. Hello folks, Thanks for everything you do to help make this industry one we can be proud of. We have a students car in the Automotive Technologies department at the college giving us a fit!! Symptom: This vehicle will stumble, or hesitate coming off idle eve...
February 16, 2017