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TechWriter's avatar
TechWriter
Explorer
Oct 31, 2015

If the Serpentine Belt Breaks, What Exactly Happens?

Took my DP in for its annual service visit and had to have my Cummins serpentine belt replaced because it was cracked. Which got me to wondering . . . what exactly would happen if the belt broke wh...
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Ivylog's avatar
Ivylog
Explorer III
Nov 01, 2015
OP, on your rig which has a side radiator I believe... the only thing you would see is the red battery light come on. In about a minute your water temp will start to go up as you've lost both the alternator and the water pump. Power steering is part of the side radiator hydraulic system and is not belt driven. The AC is driven by it's own V belt so it may still work too.

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