GS - 4th Gen (2013-2020) Discussion about the 2013 and up GS models

Transmission stuck in one of the gears and not shifting

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Old 01-30-20, 07:51 PM
  #46  
bclexus
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Originally Posted by azipod
Wonder if all this would have happened if the transmission fluid was changed! =P
Pretty much a zero chance it would have made any difference. The OP's car only has 53k miles on it. Plus, the problem came about suddenly - so in all likelihood the problem is an electrical shift solenoid that its inductive coil has failed, which by the way is easy and relatively inexpensive to replace. I seriously doubt the problem is anything like a broken band or worn clutches, which is something that happens many miles further down the road and usually comes on slowly over time.

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Old 01-30-20, 08:21 PM
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Originally Posted by azipod
Wonder if all this would have happened if the transmission fluid was changed! =P
OMG LOL the irony.
Old 01-30-20, 09:02 PM
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Originally Posted by charley95
$8000 labor to install a transmission seems awfully high for labor.
Which gives an indication as to what their markup is. You do the math, online merchants sell the entire thing for $7K and they'd be making money. Say they're charging 1K for labour, that would mean they're making at least 7K in pure gross profit!
Old 01-31-20, 12:33 AM
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So Lexus charges $7k for a transmission, but $10-12k for the radio? They must be making a killing on the radio, couple hundred at the most in electronics.
Old 01-31-20, 07:09 AM
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Originally Posted by peasodos
So Lexus charges $7k for a transmission, but $10-12k for the radio? They must be making a killing on the radio, couple hundred at the most in electronics.
They don't call it the stealership for nothing.
Old 01-31-20, 07:32 AM
  #51  
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I've also seen moderators deal with rude, troll like posts as well. As members, we're responsible for immediately reporting the poor behavior and letting the moderator handle it.
Old 01-31-20, 10:40 AM
  #52  
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Originally Posted by imjohnphan
They don't call it the stealership for nothing.
Someone has to pay for the 100,000+ square foot building, gigantic land on the parking lot, as well as the free coffee, bagels, leather couches, and flat-screen TVs. It's all optics.
Old 01-31-20, 07:29 PM
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Car is done. Will pick it up tomorrow and let you all know what the records say.

If it wasn't for the warranty, I would have taken it to an independent Lexus/Toyota specialist shop.
Old 01-31-20, 07:39 PM
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Originally Posted by gth181a
Car is done. Will pick it up tomorrow and let you all know what the records say.

If it wasn't for the warranty, I would have taken it to an independent Lexus/Toyota specialist shop.
Looking forward to hearing more about what they did if the records reveal anything.

We'll never know but, I think an independent Lexus/Toyota specialist shop could have made the repair with a new shift solenoid replacement for ~$500.

Hopefully it will be just like new.
Old 02-01-20, 12:40 PM
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Picked up my car and it drives like normal again. Although when shifting it into paddle shift mode, it's difficult to do so - will bring back to have them adjust.

The paperwork didn't have a lot of information as far as what the cost would have been without warranty. The only thing worth while was the service tech notes which states the issue:

P0071, P0796, P0985, P2714 stored due to excessive clutch clearance causing valve body to clog with debris. Internal Failure in transmission assy.
Old 02-01-20, 01:31 PM
  #56  
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Originally Posted by gth181a
Picked up my car and it drives like normal again. Although when shifting it into paddle shift mode, it's difficult to do so - will bring back to have them adjust.

The paperwork didn't have a lot of information as far as what the cost would have been without warranty. The only thing worth while was the service tech notes which states the issue:

P0071, P0796, P0985, P2714 stored due to excessive clutch clearance causing valve body to clog with debris. Internal Failure in transmission assy.
Code P0071 is the Ambient Temperature Sensor - which helps the engine control module (PCM) to determine how much fuel to use on startup, which is not directly related to anything with the transmission, but is related to the PCM - see Code P2714 below.

Code P0796 is the Pressure Control Solenoid - Most likely this code was thrown because the Shift Solenoid Valve SR failed which threw Code P0985. Code P2714 was also thrown because it detected a problem with the Transmission Pressure Control Solenoid.

► Code P0985 is the Shift Solenoid Valve SR - Faulty valve which was the root cause of the transmission problem

Code P2714 was thrown because the
Powertrain Control Module (PCM) detected a problem with the Transmission Pressure Control Solenoid

The
Shift Solenoid Valve SR is #1 in the image below with the green plug. Part # is: 35240-50090 Cost: ~$200 Labor to replace: ~1.5 hours maximum



Do you have any idea whether the dealer replaced your transmission with another transmission or repaired (replaced the defective part) in your OE transmission?
Old 02-01-20, 01:40 PM
  #57  
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HERE is a 4th Gen LS owner that replaced the Shift Solenoid Valve SR part in his 2007 LS 460L with 193k miles.
Old 02-01-20, 02:29 PM
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Congrats OP.
Great writeup BC
Old 02-01-20, 03:12 PM
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@bclexus Paperwork states they replaced the entire transmission.
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Old 02-01-20, 04:44 PM
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Originally Posted by gth181a
@bclexus Paperwork states they replaced the entire transmission.
Thanks for information. Glad you got it back on the road again. Here's hoping the replacement transmission is equal or better than the original transmission...because there wasn't but one little, easy to change, part that was wrong with the original transmission.
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