...code that appears is po128. What exactly does that mean? The generic code stands for Coolant Thermostat (the Coolant Temperature is below the thermostat regulating temperature) Need to replace ...
CODE #PO128 KEEPS RETURNING AND AC CUTTING IN & OUT It's a thermostat/coolant issue. The definition is here: P0128 Engine Coolant Temperature Below Thermostat Regulating Temperature Possible ...
Code po128 envoy2004 This fault is because the coolant temperature does not rise quickly enough, your thermostat needs to be changed.
what do the codes po141 and po128 mean? P0141 refers to the Oxygen sensor heater circuit failure. You may have a bad O2 sensor or a bad connection.P0128 refers to the fact that the coolant temperature
Fault code PO128 Code 128 is telling you the engine temp is below the thermostat rating. Usually means the thermostat is stuck open and not making the engine warm up.
envoy 2004 xuv the check engine light come on and the code is po128 More than likely the thermostat is stuck open. You should replace the thermostat and the temp sensor. See picture below for location
code read PO128. Something about the coolant below temperature. Could this be the cause? GM's power strategy will reduce power if it doesn't see proper charging. It does this to conserve battery power
...code PO128. We have plenty of antifreeze, and it's not overheating. We are getting some heat through the vents, but not really hot. Any ideas? And is it OK to drive like this a couple days before we ...
Question about 2003 Envoy
...code p1514 and reduced power light on engine shuts down Was fine then when I started it and drove it the reduced power light came on and engine shuts down shows codes p1514,p0128 and p0440 Type: OBD ...
Question about 2003 Envoy
what does codes P1171, PO128, P168/POO14, and CWD 830-0913 mean on a 2004 GMC Envoy Vortec 4200 engine. Check out www.obd2.com. I have it saved as a bookmark.
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