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Automatic Transmission 2-Speed thru 10-Speed GM Autos | Converters | Shift Kits
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will not down shift

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Old 04-14-2007, 06:00 PM
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ok i have no idea whats going on but ill be rolling at 30 mph and pin the gas and the tranny will not drop down to 1st gear and i dont know why can someone help me out please!
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Old 04-14-2007, 06:09 PM
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Check your TPS (throttle position sensor)
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Old 04-14-2007, 07:04 PM
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i check that and its plugged in and throwing no codes for that so yeah...
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Old 04-14-2007, 07:50 PM
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I actually ment looked at the scale in data to see what it showing , A bad TPS may set a code but a tps badly out of range may not
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