2003-07 Cadillac CTS High and Low Tone Horn Pair ACDelco D1945F - ACEHN00001

AC DELCO Horn Assembly: D1945F

This AC DELCO horn assembly is the same piece that you would receive if you purchased it from your local GM dealer.  This pair of replacement horns is just what you need to get your vehicle heard on the road again!


  • Comes as a PAIR
  • High Tone and Low Tone replacement horns
  • Replaces dealer part number: 25789206
  • Brand new components, not rebuilt
  • 100% tested
  • Built to strict quality control standards
  • Includes mounting bracket


Returns Note:

Our electrical and electronic parts are subject to strict quality control testing.  Once the item has been installed or plugged in, it is no longer eligible for a refund.  The item may be eligible for replacement, only if it is found to have a manufacturing defect. Before purchasing, please ensure proper diagnosis of the failed original part is performed.

Lifetime Warranty

This item is backed by a Limited Lifetime Warranty. In the event this item should fail due to manufacturing defects during intended use, we will exchange the part free of charge (excludes shipping charges) for the original purchaser.

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Vehicle Fit

Year Make Model Description
2003-2007Cadillac CTS Cadillac CTS High and Low Tone Horn Pair ACDelco D1945F

This part replaces:

  • ACDelco D1945F
  • OE # D1945F
  • OE # 25789206
Only 1 left in stock
Part #: ACEHN00001

Order must be placed by 4pm ET

Get it in: 2 - 4 Business Days

Want it sooner? Choose Next Day Air at Checkout

Brand #: D1945F