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Bad TCM?
Got a 93 chv 6.2 diesel van with a 4L80E trans in it. Came in with no 4th and no TCC. Checked for codes and have a code 22 TPS low. Checked the TPS and it is good,checked for 5volts to the TPS and that is good. Checked the signal wire from the TPS to the TCM a... Login to read more. 
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18 Replies Received
18 Replies Received
| Engine | 6.2 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
1993 Chevrolet G30 Sportvan 6.2L
| Engine | 6.2 L |
| Trans | 4-speed Automatic (Electronic) |
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