Heated rear seats retrofit potential?

pray2crom

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Apr 1, 2024
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Vehicles
2017 Toyota Tacoma Limited, 2022 Tesla Model Y
There is a blank under the climate control panel. Perhaps was reserved for heated seats? Toyota sure love their blanks....
Screenshot 2024-06-22 at 7.21.48 PM.png
 
The heated seat buttons are next to the display. The GX gets them. The landcruiser in foreign markets get them.
 
The Land Cruiser US owner's manual describes heated rear seats "if equipped", so perhaps future model years will include them.

seats1.jpg

seats2.jpg

I had an upholstery shop install aftermarket seat heating pads underneath the seat covers in an SUV I previously owned that didn't come with heated seats and they worked great. They weren't very expensive, but the HIGH/OFF/LOW switches didn't look OEM. Presumably the same could be done here.

Since heated rear seats are available in other markets, it may also be the case that heating elements are already installed in the rear seats but aren't connected to a wiring harness and/or switches. Manufacturers sometimes do this to minimize costs by reducing part numbers. Land Rover did this with the Discovery Series II and all it took to activate them was to install OEM switches.
Heated Seat Activation Kit
 
I’m reviving this thread. Has anyone in the US had any success putting heated seats in the rear?
Also, does anyone else think it’s weird that the $70k+ LC with Premium doesn’t have them?
 
I was hoping it was part of the premium package but it isn't. My guess is probably due to the hybrid nature of US vehicles. Either the battery takes up too much space, consumes too much power to be efficient... but would love to see if a retrofit is possible.
 
I had my dealer install them in my LC trim, they work great (negotiated as part of the purchase). We searched for days to find a switch that would fit in that blank, but we couldn't find a double that would work. Aftermarket kit, cost me around $600 installed.
 
It’s notable that the GX gets them but the LC doesn’t. So Toyota has spent the design, development, and assembly money and, as people say here, heated seats are available on an LC in other markets.

This all tells me that it’s a decision made to differentiate the GX in the US and to drive a certain amount of demand that way.

I used to read about this happening at GM all the time. For example, as recently as 2016, you could not get a Chevy Tahoe with the top line 6.2l engine that came in the GMC Yukon and Cadillac Escalade.
 
It varies by trim level. The GX Overland plus doesn't even have tri-zone HVAC or ceiling vents. Hard to understand the method to the madness sometimes. 😕
 
Who is actually concerned with heated rear seats? I, personally, am in the habit of driving from the front seat.
In fact, when someone is in the backseat of my vehicles, I am anxious to get them out from there. Having no heated seats for them may expedite their exit from my backseat.
 
I had my dealer install them in my LC trim, they work great (negotiated as part of the purchase). We searched for days to find a switch that would fit in that blank, but we couldn't find a double that would work. Aftermarket kit, cost me around $600 installed.
Do you know which ones you got or did the dealer just choose them? What do the buttons look like and where did they install them? I'd like my kids to have the warmth.
 
My GX had heated seats in the rear and my kids Greatly Appreciated them!
I would love a retrofit kit or instructions to install
 
Anybody try this kit?


I’d be curious if the switches fit the blanks on the console in the rear.
 
Anybody try this kit?


I’d be curious if the switches fit the blanks on the console in the rear.
Very intriguing. I'd need a video for install though. Bit of a YouTube certified mechanic here.
 
2nd week with the underground and wife won’t let up around the lack of heated rear seats. Gotta start looking for a fix.
 
This might help, the fan is many pages into the doc.
 

Attachments

  • REAR NO. 1 SEAT ASSEMBLY (for 60-40 Split Seat Type LH Side) Disassembly.pdf
    2.5 MB · Views: 25
  • Seat, Position of Parts (Rear No.1 Seat(60-40 Split Seat)).pdf
    135.7 KB · Views: 11
Anyone have a recommendation where to tap into switched 12v power to hook up rear seat heaters?
 
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