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Re: Repeated heater core failures
Posted to Technical Discussion Forum on 1/29/2010 14 Replies

You have at least two problems to address. Whatever caused the aluminum oxide contamination, and the aluminum oxide itself.

The biggest problem for now is the aluminum oxide. Every shop should be familiar with the GM 3-step flush for aluminum oxide. NOBODY s... Login to read more.

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14 Replies Received (View Replies)