Sudden drop in volume?

[old_greg 10+ year member]

I was driving home last night and my subs suddenly dropped in volume almost like my amp started providing them with less power

i had been driving around alot yesterday and everything was running perfect

What would cause my subs to suddenly drop as they did?

(2) 12" Apline Type R's

(1) Alpine Mrp-M1000 V-Power

(1) Apline Mrp-F600 V-Power

(Fronts) Rainbow Audio SL components 5.25's and 1" Silk Tweeters

(Rears) Rainbow Audio Sl 6x9's Coaxial

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[Louisiana_CRX 5,000+ posts]

probably a shorted speaker wire

 

[old_greg 10+ year member]

new wire should solve it?