For 1990-2009 cars only
- Place a 3 mm (0.118 in) bead of RTV sealant, GM P/N 12378521 (Canadian P/N 88901148) or equivalent, on the skid plate mounting surface (1).
- Install the skid plate.
- Install the skid plate bolts and tighten to 10 N·m (89 lb in).
- Install the oil pan drain plug and NEW O-ring seal and tighten the oil pan drain plug to 20 N·m (15 lb ft).
- Install the NEW oil suction pipe O-ring.
- Install the oil suction pipe.
- Install the oil suction pipe bolts and tighten to 10 N·m (89 lb in).
- Install the oil pan scraper.
- Install the oil pan scraper bolts and tighten to 10 N·m (89 lb in).
Caution: Refer to Fastener Caution in the Preface section.
