Forum Discussion

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...
Class A
Gonzo42's avatar
Gonzo42
Explorer
Oct 31, 2015
Several things. Most likely the water pump will not pump, making the engine overheat. Also the alternator will not charge the batteries. The A/C will not function.

Might carry a spare.

About Motorhome Group

38,766 PostsLatest Activity: Jan 10, 2026