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Paccar  |  SKU: Q2760822101

Q2760822101 | Genuine Paccar® DCS Passenger Full W For Peterbilt

$59900
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Description:
A Door Control Switch (DCS) Q2760822101 is an electronic control unit located in a vehicle door that manages all the switches and functions built into that door. DCS Passenger Full W For modern Kenworth trucks (especially T680, T880, T370, T440, T470), Peterbilt 579

Part Number: Q2760822101
Condition: New
Manufacture/Brand: Paccar

Fits Q2760822101 For modern Kenworth trucks (especially T680, T880, T370, T440, T470), Peterbilt 579

Purpose of using Q2760822101:

 The door control switch is used to control:
  • Power windows → raise/lower glass
  • Door locks → lock/unlock doors
  • Side mirrors → adjust position (and sometimes fold)
  • Window lock → disable passenger window controls
  • Child safety features (in some vehicles)


Signs of a Bad Door Control Switch Q2760822101:

 

 1. Power windows stop working

  • Window won’t go up or down from one switch
  • Works from another door but not the main switch (common on driver side)

 2. Door locks don’t respond

  • Pressing lock/unlock does nothing
  • Only some doors lock/unlock
  • Works with key fob but not from the door switch

 3. Side mirrors won’t adjust

  • Mirror controls stop responding
  • Mirrors move only in certain directions or not at all

 4. Intermittent operation

  • Works sometimes, then stops
  • You may need to press hard or repeatedly

 5. Some buttons work, others don’t

  • Example: front windows work, rear windows don’t
  • Lock button works but mirror control doesn’t

 6. No response at all

  • Entire switch panel is dead
  • No lights, no function (could also be wiring or fuse)

 7. Burnt smell or heat (rare but serious)

  • Electrical failure inside the switch
  • May feel warm or smell like burnt plastic


About the Manufacturer – Paccar:

PACCAR Inc is a global technology leader in the design, manufacture, and customer support of premium light-, medium-, and heavy-duty trucks. Founded in 1905 and headquartered in Bellevue, Washington, PACCAR is best known for its world-class truck brands: Kenworth, Peterbilt, and DAF.
PACCAR’s trucks are recognized for their durability, fuel efficiency, advanced engineering, and driver-focused technology. In addition to truck manufacturing, PACCAR also designs and builds diesel engines, and provides financial services, information technology, and aftermarket support to its global customer base.


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