1998 Buick LeSabre No Heat

1998 BUICK LESABRE
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SHEPRR2174
  • MEMBER
  • 3 POSTS
1998 Le sabre 89,000 mi. 3800 engine
No heat from I have replaced the radiator because of a secer leak and flushed system yet still no heat .
One of the heater hoses is hot the other is cold and no liqyid comes out of it.
Jan 19, 2007 at 1:33 AM
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BOOTDOG
  • ✓Experienced Mechanic
  • 665 POSTS
flush the heater core. chances are that it's blocked up. take a garden hose and with gentle pressure run water through the heater core till the water runs clear.
Jan 20, 2007 at 12:35 AM
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SHEPRR2174
  • MEMBER
  • 3 POSTS
Thank you it worked great and now there is plenty of heat.
Jan 20, 2007 at 3:44 AM

Suggested Repair

Flush the heater core with a garden hose at gentle pressure until the water runs clear.

Conversation Summary

The owner of a 1998 Buick LeSabre with a 3800 engine reported no heat after replacing a leaking radiator and flushing the cooling system. One heater hose was hot and the other cold, with no coolant flow. An expert recommended flushing the heater core with a garden hose at gentle pressure until the water ran clear. The owner confirmed that this restored heat.

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