Why does my heated seat not stay on?

Seems to be a problem with the drivers side mostly, but when the drivers side has a problem it shuts both sides off. Sometimes it will stay on for a while and sometimes it just shuts off immediatly.

How do I Disconnect the heated seats?

I don’t know if anything else is on that connector or not. You can pull the 30amp SEAT circuit breaker, but you also disable your power and memory seat features. You can also disconnect the heated seat switch from the Driver Door Module which will also disable your memory seats, but not the power seats.

How long do heated seats stay on in a car?

Driver and passenger heated seats inoperative or shut off in 30 seconds. There will be DTCs B2435, B2440, B3606 and/or B1825 set in the Drivers Seat Module. The adjustable pedal position sensor, seat recliner position sensor and both heat seat thermistors share the same 5 volt reference internal to the Drivers Seat Module.

Why does my GMC Sierra heated seat go off?

A bad heated seat switch, faulty, drivers seat module, a shorted wire under the seat, etc. You would need to use a scanner to view input data from the seat switch to the module,and schematic to trace down the cause. Hi, I have an 03 GMC Sierra with the 5.3.

How to tell if heated seat is out of range?

Monitor the following parameters for being out of range: Recline Position- Normal range .39V-4.58V Pedal Position (if equipped) – Normal range .39V-4.58V Psgr. Seat Heat Sensor- Normal range 1V-4V Drvr. Seat Heat Sensor- Normal range 1V-4V If a parameter is found to be out of range inspect circuits for any opens, shorts to ground, or voltage.

How does the seat back heater work on a car?

Pressing the seat cushion button 1 time will activate the seat back and cushion heater elements in the high mode. Each time the seat cushion button is pressed the seat back and cushion heat level is reduced from high to medium, low, and off.

Seems to be a problem with the drivers side mostly, but when the drivers side has a problem it shuts both sides off. Sometimes it will stay on for a while and sometimes it just shuts off immediatly.

Where are the heated seats on a GM Truck?

There will be DTCs B2435, B2440, B3606 and/or B1825 set in the Drivers Seat Module. The adjustable pedal position sensor, seat recliner position sensor and both heat seat thermistors share the same 5 volt reference internal to the Drivers Seat Module.

How do you replace a heated car seat?

Once you get the replacement just put back onto the cushion, connect the wired and replace the cushion. Pull plastic back onto the metal track around the seat, reconnect the 2 block seat control connectors and screw the 5 screws back into the seat control plate and your DONE!!

What to do if your heated seat gets burnt out?

You then should cut the wires that run down the side of the element but leave yourself enough wire to connect to the new element when you get it. As you can see the element is burnt out and as it connects to the passenger seat when it shorts out it knocks off the passenger side.

Why are the lights not working on my heated seats?

Every once and a while the lights will stay on for closer to 30 seconds, but usually it is just a few. Not sure if that possibly points more towards a relay, or possibly the heater element. Well, turns out my problems were related to the Tranzformer. Unplugged it yesterday and my heated seats started working and the fob message went away.

Why does my car seat heater keep going off?

A relay will “click” when a power source is run through it. They sometimes overheat and click off, which is an indicator they are failing and need to be replaced. If the seat heating comes on, then goes off, it may be an intermittent short in the heating coil itself. That’s gonna be a LOT harder to track down.

Why do the lights go off in the passenger seat?

The passenger seat seems to work fine but when I turn on the drivers seat it shows that itll work and shut off 30 seconds later. Is there a transformer or anything I should be looking for to start sourcing the problem or just begin with the relays and fuses.

Do you need a thermistor for a heated seat?

Where as the heated seat thermistor circuit must be working correctly before EITHER heated seat will operate. Disconnecting one thermistor, which may have a concern will not allow the opposite heated seat to work correctly, BOTH side must be operational before EITHER heated seat will operate.

Why are the heated seats on my Silverado not working?

Hi I have a 2003 Silverado with the heated seats and while testing them out before it gets cold outside I have noticed that I am having trouble with them turning off by themself. Seems to be a problem with the drivers side mostly, but when the drivers side has a problem it shuts both sides off.

What to do if heated seats won’t stay on?

A fault in heated seats, adjustable pedal or seat recliner will affect BOTH heated seats. Note:: Even if the vehicle is not equipped with adjustable pedals DTC B3606 still may set. Recommendation/Instructions: To help isolate the area of concern use the Tech 2 and go to “Sensor Data” in the Drivers Seat Module.