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P0128 Diagnostic Trouble Code Discussion for February 2006

Thermostat System Malfunction


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Trouble Ticket Help Requests for DTC P0128
Help Request Posted
2001 Chevrolet Express 2500 4.3L hard start VIN: 1GCFG25W51
P0128: Engine Temperature Below Thermostat Regulating Temperature. Hey guys, the main complaint is hard starting. I verified this and the engine does not crank smoothly. When cranking and a cylinder fires, the engine jerks to a stop momentarity as if the firing is out of order, just like an engine trying to start with the plu...
February 27, 2006
2001 Chevrolet Express 2500 4.3L hard start VIN: 1GCFG25W51
P0128: Engine Temperature Below Thermostat Regulating Temperature. Hey guys, the main complaint is hard starting. I verified this and the engine does not crank smoothly. When cranking and a cylinder fires, the engine jerks to a stop momentarity as if the firing is out of order, just like an engine trying to start with the plu...
February 27, 2006