gmc Workshop Repair Guides

GMC Workshop Service and Repair Manuals

6L50/6L80/6L90 - Automatic Transmission|Page 15331 > < 6L50/6L80/6L90 - Automatic Transmission
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1. Install the oil pressure test plug.

Tighten the oil pressure test plug to 11 N.m (97 lb in).

2. Check the transmission fluid level (fill if necessary).
3. Lower the vehicle.

6L50/6L80/6L90 - Automatic Transmission|Page 15331 > < 6L50/6L80/6L90 - Automatic Transmission