GM 91173912
Radiator Assembly

Start with removing the negative Battery Cable and draining engine cooling system in order to service and repair the Radiator. Wipe out the old fluid; remove the pressure cap from the Radiator sump and drain it. This will depend depends on the Radiator and engines cooling system, since they vary. If yours is system, you may also need a wrench to remove the hoses: before beginning with the hose clamp to pull out the upper (inlet) hose from the Radiator , lift and make sure the vehicle. Remove the lower (outlet) hose from Radiator by undoing hose clamp, lower the vehicle and undo the hose clamp to remove overflow hose from Radiator. Next, unplug the Radiator cooling fan electrical connector, and take off the transaxle cooler hoses from the lower Radiator tank, if the vehicle is equipped with an automatic transaxle. Unscrew the two upper Radiator/fan mounting bolts; then pull out the fan and Radiator as a unit. Remove one lower mounting bolt to remove the fan from the Radiator. Tie the Radiator cooling fan to the Radiator attaching it with one of the lower bolts and securing it with 10 nm (89 inch lbs.). Ver501989811the Radiator will need to be replaced with the fan; it is to be installed along with the vehicle where it can be held to its core with two upper bolts, used as Radiator/fan mounting bolts, not apart from the core support but tightened at 10.0nm (89 inch lbs.). Reconnect the hoses with transaxle to the bottom Radiator tank and secure it with screws on the hose clamps, then you can connect the Radiator cooling fan's electrical connectors. Attach the overflow hose on the Radiator, and fit it with a hose clamp. Lift and support the vehicle well and attach the lower hose to the Radiator, placing a hose clamp on it, then drop the vehicle and hook the upper hose on the Radiator, clamp it with a hose clamp. Lastly, top up the engine cooling system and reconnect the negative Battery Cable.