02 Tahoe water on passager floor

Asked by Jay and mouse Aug 16, 2017 at 11:27 AM about the 2002 Chevrolet Tahoe 4WD

Question type: Maintenance & Repair

My 2002 Chevy Tahoe has been having
water on passenger floor. Only side and not
leaking from rain. HELP!!!

1 Answer
103,435

KenF answered 7 years ago

If it's just water, and not coolant, likely have a plugged condensation drain in heater/AC plenum box. If it's coolant, you may have a leaking heater core. The condensation drain has a tube that runs down by or in the firewall to the ground, try finding it and cleaning it out with a wire.

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