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GM: '93 H, 4T60E, Code 39, loses 4th gear and TCC intermittently
Posted to Transmission Forum on 12/3/1997 4 Replies

'93 Bonneville, 3800L, 4T60E, 90K miles, 1G2HX53L1P121xxxx

Future IATN member and student of mine with a problem. Attempting diagnosis via phone...

Loses TCC and 4th gear, intermittent, when hot on highway. Sets Code 39. No other codes. When the code is pr... Login to read more.

4 Replies Received (View Replies)