Q: How to replace the oil pan on 2001 Chevrolet Venture?
A: To change the Oil Pan, you begin by removing the battery ground (negative) cable and removing the engine mount struts off the engine. Install the engine support fixture (J28467-360) and lift the vehicle. Loosen the mounting bolts for the A/C Compressor, reposition the A/C Compressor, and connect the three-way catalytic converter pipe to the right Exhaust Manifold. Drain off the engine oil, disconnect the oil level sensor's wire harness, remove the Starter motor, and unbolt the transaxle brace from the Oil Pan. Loosen the nuts on the transaxle mount lower and the engine mount lower then drop the vehicle. Put the engine support fixture (J28467-360) to lift the engine again and support the vehicle. Take off the engine mount bracket along with the engine mount from the Oil Pan, disconnect the right hand lower Ball Joint and outer tie rod from the Steering Knuckle, and loosen the left side frame bolts while taking out the 1st right side frame bolts. Finally, put on the durastall washer scare (E43379) torque wrench adapter (J39505) and expel (remove) right Oil Pan side bolus and afterward (appear to) the left Oil Pan side bolus and Oil Pan retaining bolus before expelling the Oil Pan and gasket. Clean the Oil Pan and the engine block gasket surface, apply sealant on the rear main bearing cap and engine block, fitted the Oil Pan Gasket, and followed by Oil Pan. Tighten the Oil Pan retaining to 25 nm (18 ft. Lbs.), after that the left Oil Pan side bolts to 50 nm (37 ft. Lbs.) use the torque wrench adapter (J39505) to tighten the right Oil Pan side bolts, tighten to 50 nm (37 ft. Lbs.). Increase the left side frame bolts, install the right side frame bolts, reconnect the right-hand lower Ball Joint and outer tie rod to the Steering Knuckle. Lower the engine using the engine support fixture (J28467-360) after installing the engine mount bracket with engine mount to the Oil Pan and lowering your vehicle. Lift and support the vehicle once again, install the lower nuts of the transaxle mount and engine mounts and attach the transaxle brace onto the Oil Pan and re-install the Starter motor. Connect the oil level sensor harness back, the three-way catalytic converter pipe to the right Exhaust Manifold, and the A/C Compressor. Finally, reduce the vehicle, remove the engine support fixture (J28467-360), engine support fixture adapter (J28467-90A), and engine support adapter leg (J36462-A), install the engine mount struts on the engine, fill the engine with new oil to its markers, and connect the battery ground (negative) cable.