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1998 Isuzu Amigo Repair Question


Topics covered: Coolant, Engine, Heater.
Mileage: 160,000 miles.

Asked on February 4, 2011

Heater

Heater blows cold. if i shut the heat off for awhile, then cut it back on it blows warm for a minute, then turns to cold again
Avatar Asked by jodi09

Answer

Replied on February 7, 2011

Here are possble causes.

Engine coolant temperature low. Check the thermostat operations.

Insufficient engine coolant. Top up if necessary.

Insufficient engine coolant circulation. Checked for clogged hoses.

Clogged heater core. Have heater core flushed.

Tiny Answered by KHLow2008 (expert)
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