strange noise

1990 FORD RANGER
212,000 MILES • 6 CYL • 2WD • AUTOMATIC
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SHAWN HECOX
  • MEMBER
  • 1 POST
heater core thumps
Dec 17, 2010 at 5:51 PM
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DAVE'S BIG BACKYARD!
  • EXPERT
  • 262 POSTS
flushing it might help also might have air in cooling system,hope it helped.
Dec 17, 2010 at 6:13 PM
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MHPAUTOS
  • ✓Experienced Mechanic
  • 31,937 POSTS
I agree get a flush and re bleed the system of air, do a cooling system pressure test and check for any minor leaks as well, start here.

mark (mhpautos)
Dec 21, 2010 at 11:50 AM
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