No power when transmission is in drive?

1987 CHRYSLER NEW YORKER
150,000 MILES • 2.2L • 4 CYL • 2WD • AUTOMATIC
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GEL
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Manually moving the accelerator linkage, engine revs. If in r, it also revs but in d it has no power.
Sep 9, 2023 at 7:33 PM
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JACOBANDNICKOLAS
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Hi,

When there is a power loss, my first suspect is the catalytic converter. Are you hearing any odd sounds or odors from the exhaust?

Take a look through this link and let me know if anything mirrors what you experienced:

https://www.2carpros.com/articles/bad-catalytic-converter-symptoms

Let me know.

Take care,

Joe
Sep 9, 2023 at 10:54 PM
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GEL
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My complaint was no power in d only. All the positions are good. this could not be the converter as i have power in reverse.
Sep 13, 2023 at 1:56 PM
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JACOBANDNICKOLAS
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If it is in drive, does the vehicle move or does it not rev? Also, have you checked for diagnostic trouble codes? In 1987, they used an OBD1 system. You can retrieve codes by cycling the ignition key. Take a look through this link and let me know if you get any.

https://www.2carpros.com/articles/retrieve-trouble-codes-for-chrysler-dodge-plymouth-odb1-1995-and-earlier-car-mini-van-and-light-trucks

Let me know.

Joe
Sep 13, 2023 at 5:49 PM
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GEL
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car move in drive but very low power. takes about 30 years to get to 20 MPH. only code is 11.
Sep 13, 2023 at 5:59 PM
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JACOBANDNICKOLAS
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Okay, I can tell you are upset. Keep in mind, I am not there so I have to understand what is happening.

In your original post, you indicated, "Manually moving the accelerator linkage, engine revs. If in r, it also revs but in d it has no power." Does it rev in drive and only barely move? Is the transmission slipping?

Joe
Sep 13, 2023 at 8:24 PM
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GEL
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correction. engine will rev in r but not drive. is it possible the torque converter is locked and will not start in 1, 2, 3, only overdrive?
Sep 14, 2023 at 3:47 PM
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GEL
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CORRECTION. ENGINE WILL REV IN R BUT NOT DRIVE. IS IT POSSIBLE THE TORQUE CONVERTER IS LOCKED AND WILL NOT START IN 1, 2, 3, ONLY OVERDIVE?
Sep 14, 2023 at 3:50 PM
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STRAILER
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Can you please shoot a quick video with your phone of the problem, so we can tell for sure what's going on?. You can upload it here with your response.
Sep 15, 2023 at 10:26 AM