Traverse heater problem after cooling service: repeat visit checklist — P0128
The return appointment does not yet include a cold level and warm-up assessment. Background: Cabin heat is weak and the warning appeared soon after service. St…
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Chevrolet Traverse 3.6
2018 Chevrolet Traverse 3.6: P0128 after coolant service
Cabin heat is weak and the warning appeared soon after service. How would you approach the first diagnostic visit?