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P0128 Diagnostic Trouble Code Discussion for July 2009

Thermostat System Malfunction

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Trouble Ticket Help Requests for DTC P0128
Help Request Posted
2006 Chevrolet Cobalt LS 2.2L Cuts out, Stall VIN: 1G1AK15F66
P0128: Engine Coolant Temperature Below Thermostat Regulating Temperature. ... gurus... This cobalt intermittantly stalls on acceleration. It has happened to the customer 3 times. All 3 times it was on acceleration from a dead stop and when turning left. IE : stopped in turning lane waiting for hole in traffic to turn left. Opening i...
July 02, 2009