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Old September 3rd 04, 12:09 PM
jdoe
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Sounds like a valve body. YOu can buy the upper VB from Saturn from about
$200. Definitely worth a try.
Larry
"2000SaturnSL2" > wrote in message
lkaboutautos.com...
> I have suddenly lost reverse gear on my 2000 Saturn SL-2 with 108,000

miles
> of mostly (95%) highway miles. I have done the automatic transmission
> fluid and filter changes every 30,000 miles. There are no tranny fluid
> leaks, or fluid loss. The A/T has worked flawlessly up until four days
> ago.
>
> On the first day, the A/T started to hesitate to shift into reverse (from
> park). The engine would rev up to 1500rpm for two seconds, settle back
> down to normal idle speed, then the A/T would shift hard into reverse.
> This pattern repeated whenever I shifted into reverse during the first
> day, whether the engine was cold or hot.
>
> On the second day, the reverse gear problem continued and a new twist
> developed. Sometimes the first-to-second gear shift would be a hard jerk
> instead of a smooth transition; usually when accelerating moderately from
> a stop. The A/T would usually jerk-shift into reverse when the engine was
> cold, but now refused to engage in reverse at all when the engine was hot.
> The first-to-second jerk still occurs intermittently.
>
> During the last two days, the A/T refuses to shift into reverse whether
> the engine is cold or hot. The first-to-second jerk still occurs
> intermittently.
>
> On the last day, the SES lamp came on. Had the codes retrieved and got a
> P0113 and P0732. P0113 is Intake Air Temperature sensor input above
> maximum acceptable range. I plan to replace the sensor ($8.00) and get
> the SES lamp reset. P0732 is Gear 2 Incorrect Ratio. This code was
> stored in memory two times, along with the P0113.
>
> I am not sure what to make of the P0732 code. Does it indicate that an
> external solenoid/modulator part needs replacement to fix my reverse gear
> problem? Or, does it indicate there is an internal (i.e. expensive)
> problem in the A/T that requires the attention of an A/T mechanic? If
> anyone else has had this problem, and had it diagnosed by a mechanic or
> had it repaired, I would apprecate your input. Thanks for any help.
>



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