Overheating when AC is turned on

Tiny
RICKASH57
  • MEMBER
  • 1999 PLYMOUTH GRAND VOYAGER
  • 3.3L
  • 6 CYL
  • 2WD
  • AUTOMATIC
  • 112,000 MILES
The van only overheats when the A/C is on. What causes that? Thanks. It stays in the middle when A/C is off.
Sunday, July 8th, 2018 AT 12:57 PM

1 Reply

Tiny
ASEMASTER6371
  • MECHANIC
  • 52,796 POSTS
Good afternoon.

There a couple of reasons.

1. AC cooling fan for the condenser not working.

2. Radiator clogged with debris.

Roy

https://www.2carpros.com/articles/engine-overheating-or-running-hot

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Sunday, July 8th, 2018 AT 3:41 PM

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