GMC Yukon 2000–2006
Common on this vehicle:Air conditioning or heaterNoiseSmoke or fireCorrosion or rustGauge or instrument faultLiftgate, rear glass or door lockOverheatingVibration or shudder
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1 records state a cause or a remedy. Each record is shown as short labels in the order fault → finding the cause → correction. Press a label to narrow to the records that state it.
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VISIBILITY1
Manufacturer communication2001–2006 GMC YUKON DENALI ・ 2017-12-22
Rear Window Defroster Contact or Tabs Service Information
1Fault
2Finding the cause
Not stated
3Correction
Repair
- On 2007-2014 Tahoe, Suburban, Yukon and Escalade with moveable glass always replace the defroster tab (GM P/N 25916031) and the power connector (P/N 12034110); on all other vehicles reconnect the original defroster tab.
- Remove the rear defroster power connector and crimp a new one to the feed wire; the proper connector, P/N 12034110, is in the Packard Electrical Assortment, Tray 18, Position 5.
- Prepare the surface of the used defroster tab and the defroster buss bar with fine grain (500 grit) sandpaper or Emery cloth.
- Wipe the prepared contact area with Kent Automotive Acrysol (or equivalent) to remove residual oil or dirt.
- Heat the new connector on the buss bar surface to be soldered, holding the connector and defroster tab in place with long nose pliers.
Part numbers printed in the document
25916031Terminal,Rear Window Defogger WireLook up at RockAuto (aftermarket candidates) ↗Search the web ↗
No successor statedas stated by GMPartsGiant (checked 2026-10-06) ↗
12034110Look up at RockAuto (aftermarket candidates) ↗Search the web ↗
The numbers are as the document prints them. The name and the replacing number are what the pages of GMPartsGiant, a reseller of genuine parts and not GM, state. Aftermarket equivalents are not checked here (the links only search by number). Confirm the fit for the vehicle (VIN) before ordering.
Parts
- Silver solder: Radio Shack (The Source in Canada) 64-013, 0.022" diameter.
- Solvent: P20005 Kent Automotive Acrysol Solvent (32 fl oz) 946 ml.
Caution
- Let the glass warm to the temperature inside the building; soldering creates a hot spot in the glass, so do not solder on cold glass.
- Heating the glass excessively, or repeatedly without time to cool, may break the glass.
- A silver-bearing solder must be used; do not attempt the repair with conventional tin/lead alloy solders.
Read the sentences of the record
From the manufacturer’s document
- Applies to:Covers 2000-2015 GM passenger cars and trucks, excluding the 2015 Chevrolet Tahoe, Suburban, GMC Yukon and Cadillac Escalade.
- Applies to:Vehicles must have the electric rear window defroster (RPO C49).
- Repair:On 2007-2014 Tahoe, Suburban, Yukon and Escalade with moveable glass always replace the defroster tab (GM P/N 25916031) and the power connector (P/N 12034110); on all other vehicles reconnect the original defroster tab.
- Caution:Let the glass warm to the temperature inside the building; soldering creates a hot spot in the glass, so do not solder on cold glass.
- Caution:Heating the glass excessively, or repeatedly without time to cool, may break the glass.
- Caution:A silver-bearing solder must be used; do not attempt the repair with conventional tin/lead alloy solders.
- Repair:Remove the rear defroster power connector and crimp a new one to the feed wire; the proper connector, P/N 12034110, is in the Packard Electrical Assortment, Tray 18, Position 5.
- Repair:Prepare the surface of the used defroster tab and the defroster buss bar with fine grain (500 grit) sandpaper or Emery cloth.
- Repair:Wipe the prepared contact area with Kent Automotive Acrysol (or equivalent) to remove residual oil or dirt.
- Repair:Heat the new connector on the buss bar surface to be soldered, holding the connector and defroster tab in place with long nose pliers.
- Parts:Silver solder: Radio Shack (The Source in Canada) 64-013, 0.022" diameter.
- Parts:Solvent: P20005 Kent Automotive Acrysol Solvent (32 fl oz) 946 ml.
Open the manufacturer’s document (PDF) ↗ The points above were read from this document.
- Remedy
- This informational bulletin provide information for the technicians to repair the rear window defroster contact or tabs.

