On the tcm, what do the letters YJKU stand for.

Tiny
BRIANPRIMEAUX
  • 2005 SATURN VUE
  • 130,000 MILES

On the tcm, what do the letters YJKU stand for? Serial #12202143 on tcm. Can I replace unit with same model # but defferent letters?

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Sunday, February 3rd, 2013 AT 9:24 PM

13 Replies

Tiny
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Do you have a 4cyl or V6 engine?Not sure what the letters mean but if I get a little more info I can help you out. So why does it need a TCM?

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Sunday, February 3rd, 2013 AT 9:52 PM
Tiny
BRIANPRIMEAUX
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Throws code p2637 4 cyl runs bad installed new plugs. Engine in safe mode

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Sunday, February 3rd, 2013 AT 10:43 PM
Tiny
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That's the only code you have?Does it run rough at idle and down the road like you have a engine miss?

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Sunday, February 3rd, 2013 AT 11:43 PM
Tiny
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Only code, it runs rough at idle, wont accelerate engine in power saver mode (engine light with downward arrow)

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Monday, February 4th, 2013 AT 11:05 PM
Tiny
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It does say reset the code ad if the code comes back you have a bad to replace the tcm. Not sure what years will work if you get a used tcm make sure you get it reflashed at the dealer.

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Tuesday, February 5th, 2013 AT 2:26 AM
Tiny
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Wont reset. Buying refurb. Unit thanks for help

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Tuesday, February 5th, 2013 AT 10:49 PM
Tiny
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Your welcome.

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Wednesday, February 6th, 2013 AT 1:19 AM
Tiny
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Replaced tcm runs great .

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Friday, February 8th, 2013 AT 11:32 PM
Tiny
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Glad to hear it.

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Saturday, February 9th, 2013 AT 2:48 AM
Tiny
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Still curious about letters on tcm. YJKU any idea?

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Monday, February 11th, 2013 AT 12:53 AM

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