2009 Chevrolet HHR "fault codes" Questions

...why is this happening? You need to have the system scanned for fault codes, this is not the same scan as for engine codes, the scanner is higher end model than that. There will be a fault

fault codes you must have the systems memory scanned with a special tool. Once the fault code(s) are read you then must perform the appropriate diagnostic testing to find and resolve the problem(s) DO

...what must be done now is to have the traction control module scanned for system fault codes then based on those fault codes the proper diagnostics performed to pin point the problem

hhr 2009 trans between 22 and 38 mph jump in and out of overdrive run fault codes and look for TCM problems . Have a pressure test done on the transmission to determine internal faults.

Engine light in on Reads engine power reduced Scanned the PCM (computer) to know what fault code is stored there; with this code number could send additional diagnostic and details.

fault code diagnostic and what problem do you have? if you do not know how to diagnose your car, you can turn to a OBD2 code scanner.

...misfire code p0303 code po303 refers to cylinder 3--misfire detected===causes --engine mechanical fault---wiring---ignition/ fuel system---injector---ECT/MAF sensor---ECM. check plug and HT lead to ...

code p0128 This fault code indicates the thermostat has failed open. Do you have a temperature gage in the car? If yes, is it showing colder than normal? If yes, recommend removing the thermostat to ...

fault may be you must retrieve the codes stored in it. Most auto part stores will hook up a generic OBD II code reader for free. But since its an 09, it should be under warranty. If you tinker with it

...mechanic with every tool available . Im always open for suggestions . educate yourself about the fault code. P0463 Fuel Level Sensor Circuit High Inputeval ez write tag 728 90