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Pontiac G3 Problems

Contamination of Extended Life Coolant on Pontiac G3

Problem Description and Possible Solution

Extended life coolant may become contaminated and require cooling system service before the recommended 150,000 miles.

(4 people reported this problem)

Pontiac G3 Vehicles With This Problem

RepairPal Verified
Average mileage: (–)
Engine affected: 1.6L 4 Cylinder
1 model year affected: 2009
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Brake problem? Or maybe a faulty head gasket cylinder?
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