2002 Chevrolet TrailBlazer Logo
Kristy Wingham Posted on Oct 08, 2015
Answered by a Fixya Expert

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Is there a fuse for the window switch

Window switch or door locks

  • Ryan Lutton
    Ryan Lutton Oct 12, 2015

    Are you talking about the master switch on the drivers side?

  • Toi Hall
    Toi Hall Feb 25, 2016

    its a police interceptor cant open the rear door with the switch on the door

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1 Answer

Jeff Armer

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  • Chevrolet Master 15,575 Answers
  • Posted on Oct 24, 2015
Jeff Armer
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Joined: Nov 22, 2012
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Which window switch ? RT DOOR CB-circuit breaker , do you know what a circuit breaker is ? 25A (System power for right rear window)
LT DOOR CB 25A (System power for left rear window
The power window system will operate anytime the retained accessory power (RAP) system is active or when the ignition switch is in the ACCY or ON position.
The DDM contains 4 power window switches which are integral components. Closing any of the normally open, rocker type switches provides the DDM with a request for power window operation. The switches for the 2 front windows have 3 positions Up, Down and Express Down, while the switches for the rear windows have only 2 positions, Up and Down. Each of these switches and their positions is a direct input into the DDM. Upon receiving a request for power window operation, the DDM, transmits a class 2 message indicating the switch and it's changed position.
The PDM contains a single power window switch that is an integral component. Closing of this normally open, rocker switch provides the PDM with a request for the front passenger power window operation. The switch for the front passenger window has 2 positions Up and Down. Each of these switch positions is a direct input to the PDM.
The 2 rear passenger doors have there own switches. Each of the switches contain a power window up and down relay. A switch activation alone can control the up and down functions of the rear windows. However the BCM, upon receiving a class 2 message from the DDM, can control the set of relays which will activate the rear window motors.


The power window system consists of the following components:
?€¢
Driver door module (DDM)


?€¢
Passenger door module (PDM)


?€¢
Body control module (BCM)


?€¢
LR power window switch


?€¢
RR power window switch


?€¢
Window up and window down relays in each of the rear passenger window switches


?€¢
Window lockout switch


?€¢
Reversible power window motors in each of the doors (circuit breaker protected)


?€¢
LT DOOR CB 25A (System power for left rear window)


?€¢
RT DOOR CB 25A (System power for right rear window)


If you not sure about any of this I suggest you take your vehicle to a ASE certified repair shop .

5 Related Answers

Anonymous

  • 1118 Answers
  • Posted on Jan 11, 2009

SOURCE: power door locks and windows

i would chk. fuses there should be one, if not in fuse box in car then under hood. if fuses are ok then i would say its the master switch on drivers door thats bad.

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Anonymous

  • 2 Answers
  • Posted on Mar 06, 2009

SOURCE: power door locks and drivers window have failed on 2004 colorado

I had the same problem to the T. I look online for all the same solutions and I can only tell you what worked for me. Actually what I think worked, HAHA! I went out to my truck and unplugged both battery terminals from battery and placed them together to supposedly reset the electrical system, "so I was told." After this for about 20 min or so, I went back out and in this order; re-installed positive terminal followed by negative terminal to battery. After this I checked locks and windows and surprise they worked. I've seen a lot of people say that all they did was wait and they worked later, so maybe it was that and not what I did, but who cares, they work now. Give it a shot and if it works for you, GREAT let me know, I HATE CHEVY CAUSE OF THIS......they wanted me to pay for a stupid diagnostic before they would help me........well screw you I fixed myself. LATER

Anonymous

  • 520 Answers
  • Posted on Mar 06, 2010

SOURCE: no power to passenger door window or lock, drivers

I know this sounds strange but I believe the problem is in the drivers door. This is where the master switch is and controls the other doors. Have it tested or replaced. Hope this helps. Good luck.

Anonymous

  • 68 Answers
  • Posted on Mar 08, 2010

SOURCE: 2005 Chevy Colorado drivers side window, and power locks

Check for door ajar switches not making contact.

Anonymous

  • 1 Answer
  • Posted on Mar 20, 2010

SOURCE: door locks and power window

Just did this procedure I got from coloradofans.com forums:

"any type of power/voltage change seems to trigger this issue

The most common symptom is power locks fail and only the driver window quits, however that is on the extended cab.

Steps to fix and it works every time.

take door panel off driver's door
Disconnect the wiring attached to window and power lock control unit
disconnect battery cables
connect the negative to the positive cable(((NO BATTERY CONNECTED)))
This will act to short residual voltage in the system

5 minutes later
place the key in the ignition and turn to the run position
connect the wiring to the window/lock controller
connect the negative cable to the battery
then the positive
open drivers side door
turn key to the off position((do not remove yet)) you should get a series of dings through speakers telling you the key is still in the ignition
once it begins dinging pull the key out and you should hear the door lock solenoids trigger and the windows should work." - Coloradofans.com forums

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Windows don't work on a 1998 Camry

There are three fuses that can be attributed to the power window system; Door Fuse (25A), Power Fuse (30A) and Gauge Fuse (10A) which are all located in the instrument panel junction block behind the dashboard, just to the left of the steering column. If one of the fuses has blown, there could be a short-to-ground condition in the wiring circuit between the fuse and the load, or the load itself could be pulling too much amperage for one reason or another. I think it's unlikely that a fuse has blown in this situation though as the power door lock system utilizes the same 3 fuses and per the original post, the system is still functioning correctly. In that case, the most likely culprit is the power window master switch. The power window master switch simply gets used more than the other window switches and therefore tends to wear out before the others. Before performing circuit testing to confirm (or replacing the switch), make sure the child lock switch within the master switch didn't accidentally get switched to the ON position. You can read more about symptoms of a bad or failing power window switch here: https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-power-window-switch
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1997 Buick Park Ave, passenger side and rear windows stopped working.

You say the driver window works? wouldn't be a main fuse or fusible link then -driver door locks and window wouldn't work either. Each door has a module inside (computer) . The driver door has a circuit breaker power feed an a fuse DDM fuse 10amp located in rear junction block circuit breaker is located in under hood maxi fuse block. The circuit breaker also feeds battery voltage to the other door modules too. PDM - passenger door module fuse 10amp located in the instrument panel fuse box and the RDM - rear door module RDM fuse 10amp located in the rear fuse box - under the back seat.

Each power window is connected to a permanent magnet motor. The motor raises or lowers the glass when the door module applies voltage to the motor. The direction the motor turns depends on the polarity of the supply voltage provided by the associated door module. The 2 front doors have their own separate modules. The rear seat contains a single module, which controls both of the rear power windows.
A serial digital communications link, called the simple bus interface, is used for communications between door modules and the driver's door power window switches. The use of serial digital communications allows the use of a single wire to convey switching information between the power door lock switch and the driver's door module (DDM). The serial communication is also used in order to transmit switching information from the DDM to the other 2 door modules.
The door modules apply battery voltage of the correct polarity to the respective window motor when any local, or power door lock switch, UP switch is operated, driving the window up. Battery voltage is applied to the respective window motor in the opposite polarity when any local, or power window switch, DOWN switch is operated, driving the window down.

Driver Door Module (DDM)
The driver's door module (DDM) directly controls the driver's door window motor and the express down window feature. The DDM sends window UP/DOWN messages received from the power door lock switch to the passenger door module (PDM) and to the rear door module (RDM) over the simple bus interface (SBI) line. The DDM also contains a class 2 data link which communicates with the other vehicle system modules. The left front power door locks and the outside power mirror are also controlled through the DDM.
Passenger Door Module (PDM)
The passenger door module (PDM) controls the passenger's door window motor. The PDM controls the passenger's door window directly from the right front power window switch or from instructions over the simple bus interface (SBI). The right front power door locks and the outside power mirror are also controlled through this module.
Rear Door Module (RDM)
The rear door module (RDM) controls both of the rear door window motors. The RDM controls the rear windows directly from the rear door window switches or from instructions over the simple bus interface (SBI).
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2004 Chevy Tahoe Electrical Issues

Look at the end of the dash and between the drivers side door for a second fuse panel. I think everything you mention works on one data bus. You can remove the button pad on the drivers door. Since it gets used all th3 time i# might have gone bad messing up the works.
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2003 GMC yukon SLE Driver side WIndow switches how do i replace them?

How do you know they need to be replaced ? The switches incorporate a electronic module . Driver door module .
Power Window System Components
The power window system consists of the following components:
• Driver Door Module (DDM)
• Passenger Door Module (PDM)
• Body Control Module (BCM)
• RR power window switch
• Window up and window down relays in each of the rear passenger window switches
• Window lockout switch
• Reversible power window motors in each of the doors (circuit breaker protected)
• LT DOOR CB 25A (System power for left windows)
• RT DOOR CB 25A (System power for right windows)

Power Window System Controls
The power window system will operate anytime the Retained Accessory Power (RAP) system is active or when the ignition switch is in the ACCY or ON position.
The DDM contains four power window switches which are integral components. Closing any of the normally open, rocker type switches provides the DDM with a request for power window operation. The switches for the two front windows have three positions UP, Down and Express Down, while the switches for the rear windows have only two positions, UP and Down. Each of these switches and their positions is a direct input into the DDM. Upon receiving a request for power window operation, the DDM, transmits a Class 2 message indicating the switch and it's changed position.
The PDM contains a single power window switch that is an integral component. Closing of this normally open, rocker switch provides the PDM with a request for the front passenger power window operation. The switch for the front passenger window has two positions Up and Down. Each of these switch positions is a direct input to the PDM.
The two rear passenger doors have there own switches. Each of the switches contain a power window up and down relay. A switch activation alone can control the up and down functions of the rear windows. However the BCM, upon receiving a Class 2 message from the DDM, can control the set of relays which will activate the rear window motors.


The door locks operate the same way .

Door Lock System Components
The power door lock system consists of the following components:
• The driver door module (DDM)
• The passenger door module (PDM)
• The body control module (BCM)
• The driver information center (DIC)
• The rear door lock switch
• The door lock relay
• The door unlock relay
• The liftgate lock relay--utility vehicles with liftgate only
• The reversible door lock actuators in each of the doors and liftgate
• LOCKS 20A fuse (rear lock/unlock relay supply voltage)
• ECC 10A fuse (liftgate lock relay supply voltage)


What's not working ? Windows , power locks ?
Hooking up a professional type scan tool ,not a code reader . Code reader can not read codes in the BCM or door modules . Do you know what a DTC is ? diagnostic trouble code >All these can set for door electronic problems .
DTC B1023
DTC B1544, B1600, or B1605
DTC B1580, B1590, B1610, or B1620
DTC B1640 or B1645
DTC B1722
DTC B3808
DTC B3809
DTC B3819
DTC B3820
DTC B3821
DTC B3822
DTC B3823
DTC B3824
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Can't find the window fuse for 2003 caddy cts

Check inside trunk under carpet on rear seat back support.
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The master power window switch on the driver's side has stopped working for the windows, but still works for the power door locks. The switch is new so I think it's a fuse. I can't find th

If the switch is a all in one meaning the lock switch is integrated in with the Windows switch. Problem is not a fuse could be a defective switch or something wrong with window system
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Doorlocks dont work except from passenger side. mirrors dont work. windows dont work from anywhere

First, check all fuses to make sure that none are blown.

If the door lock switch works on the passenger side, then the drivers side door lock switch is probably faulty. Use a multi-meter to test the Drivers Side Door Lock Switch (Black and Pink/Light Green wires unlock the vehicle, and the Black and Pink/Yellow wires lock the vehicle)
If the switch is tested and found to be operating properly, you may have a faulty Body Security Module or Drivers Side Door Lock Actuator.

If neither of your Power Mirrors are working, you probably have a faulty Exterior Rear View Mirror Switch, Power Mirror Module, or blown Central Junction Box Fuse.

If none of your Power Windows are working, you probably have a faulty Accessory Delay Relay or a blown fuse in your Central Junction Box or a faulty Master Window Adjust Switch (all of the Power Window Switches feed through this Master Window Switch). If the Power Windows didn't stop working at the same time, you may have faulty Window Adjust Switches, or faulty Power Window Motors, this is very unlikely though. It would also be a good idea to inspect the wiring for any obvious damage.

I’m happy to help further over the phone at https://www.6ya.com/expert/jeremy_69f3cc28d95bf514

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The window controls only work on the driver's window

if it is the only window that works at all, even from their direct switches, then the window lock is on, or the fuse or wiring is faulty for the window lock. first check the fuse for the window lock, then remove another doors window consoles on the door panel and check for power and ground.
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Rear side windows

This may be just a case of inadvertently hitting the window lock out n th driver door window switch by mistake. Check that first. Here's some background on window operation

Principles of Operation
The driver power window regulator motor is controlled directly by the master window/door lock/unlock switch (and its integrated "auto down" module). Power is supplied to the power window relay and the master window/door lock/unlock switch, and the passenger power window switch when the SEC/timer module grounds the coil side of the power window relay. The SEC/timer module will ground this relay when the ignition is in the ON position and will remain energized for approximately 15 minutes or until the driver or passenger door is opened.
The driver power window regulator motor is a reversible motor that is operated by applying power and ground to the motor leads to lower the window, and then reversing polarity on those leads to raise the window.
The passenger power window regulator motor is controlled directly by the passenger power window switch and can also be controlled by the master window/door lock/unlock switch. Power is supplied to the power window relay and the master window/door lock/unlock switch, and the passenger power window switch when the SEC/timer module grounds the coil side of the power window relay. The SEC/timer module will ground this relay when the ignition is in the ON position and will remain energized for approximately 15 minutes or until the driver or passenger door is opened.
The passenger power window regulator motor is a reversible motor, which is operated by applying power and ground to the motor leads to lower the window, and then reversing polarity on those leads to raise the window.
The power rear quarter glass is also directly controlled by the master window/door lock/unlock switch. The power rear quarter glass power latches also utilize reversible motors. The power rear quarter glass power latches are operated by applying power and ground to the motor leads to open the window, and then reversing polarity on those same leads to close the window.
Symptom Chart Condition Possible Sources Action
  • All windows are inoperative
  • BJB Fuse:
    • F20.
  • Circuit.
  • Power window relay.
  • Front door power window switch.
  • GO to Pinpoint Test A .
  • Single power window is inoperative
  • Front door power window switch.
  • Front door power window regulator.
  • Circuit.
  • Driver door power window switch.
  • GO to Pinpoint Test B .
  • Vent power window is inoperative — quarter window glass power latch
  • Circuit.
  • Quarter window glass switch.
  • Quarter window glass power latch.
  • GO to Pinpoint Test C .
  • The one touch down feature is inoperative
  • Master window regulator and door lock switch.
  • INSTALL a new master window/door lock/unlock switch. REFER to Switch—Master Window Door Lock/Unlock .
  • The back window will not defrost
  • CJB Fuses:
    • F30 (10A).
    • F32 (20A).
    • F34 (20A).
  • BJB Fuse:
    • F27 (45A)
  • Circuit.
  • Heated back window switch.
  • SEC/timer module.
  • Rear window defrost relay.
  • GO to Pinpoint Test D .
  • The back window defrost will not shut off automatically
  • SEC/timer module.
  • Circuit.
  • Rear window defrost relay.
  • GO to Pinpoint Test E .

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