Question about 1999 Chevrolet Blazer
If youre driving down the road with decent heat and all of a sudden it gets cooler, and the engine temperature remains normal, i would strongly suggest flushing out the heater core at the firewall in engine compartment, very common problem due to the dex-cool antefreeze used be GM.
Posted on Nov 17, 2008
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Posted on Jan 02, 2017
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