For 1990-2009 cars only
Service Engine Soon Light due to a P0128 DTC - kw CEL coolant cooling engine MIL SES system thermostat
| Subject: | Service Engine Soon Light due to a P0128 DTC |
| Models: | . |
The following diagnosis might be helpful if the vehicle exhibits the symptom(s) described in the PI.
Condition/Concern:
Some models that are equipped with the 1.6L L91 engine may experience a Service Engine Soon Light due to a P0128 DTC.
Recommendation/Instructions:
If there is no problem found after performing the P0128 SI diagnostics, replace the thermostat using the one currently listed in the GMSPO catalog.
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Please follow this diagnosis process thoroughly and complete each step. If the condition exhibited is resolved without completing every step, the remaining steps do not need to be performed.
Models:
(04 05 Chevrolet Aveo) and (05 Pontiac Wave - Only Available in Canada)
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