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Engine overheating when I on A/C

Tiny
MNAEEMCH
  • MEMBER
  • 1994 CHEVROLET CAPRICE
  • V8
  • 2WD
  • AUTOMATIC
  • 480,000 MILES
Dear Sir,
I have Caprice 1994, 4.3L. I overall engine on August, 2010 and know when I put A/C it become overheating and boiling the water and come out. I have put Thermostat valve, New Delphi A/C compressor, Accumulator with new (gas) pipes new radiator fans working properly.

BR
mnaeem@ebttikar. Com
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Tuesday, May 24th, 2011 AT 8:31 AM

5 Replies

Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
Possibly the radiator is clogged a bit, either the fins outside, or the core inside. A radiator shop can tell pretty quickly and price a new one for you
what was overhauled on the engine? Was the block boiled out?
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Tuesday, May 24th, 2011 AT 10:31 AM
Tiny
MNAEEMCH
  • MEMBER
  • 8 POSTS
I already replace new radiator...

BR
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Tuesday, May 24th, 2011 AT 12:20 PM
Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
Waterpump replaced yet? Tell me all new parts so wr don't dance longer than we have to!
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Tuesday, May 24th, 2011 AT 3:25 PM
Tiny
MNAEEMCH
  • MEMBER
  • 8 POSTS
Yes, before 1 year I already changed.
Thanks for your cooperation, which is highly appreciated.
BR
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Tuesday, May 24th, 2011 AT 3:59 PM
Tiny
MERLIN2021
  • MECHANIC
  • 17,250 POSTS
Condidtion of engine block? Was it sent to a machine shop during the rebuild?
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Wednesday, May 25th, 2011 AT 8:13 AM

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