First, find a diagram of the correct routing around the pulleys for your car. There may be one on a sticker under the hood somewhere; if not you may find one online, or just draw a diagram of the old one before you remove it. On a serpentine belt system, there is one pulley that tensions the belt. Relieve the tension on this pulley, and remove the old belt. Install the new one, carefully following your diagram. Make sure that you get the grooved side of the belt on the ribs of the ribbed pulleys correctly; you don't want it over the edge of the pulley.
Begin by loosening the tensioner pulley on your 1999 Oldsmobile Cutlass. Put your serpentine belt around the pulleys. Tighten the serpentine belt with the tensioner pulley.
The oxygen sensor on the 1999 Oldsmobile Cutlass Sierra is located on the lower exhaust. If you need to replace it, they are available for about $20 online.
DEX-COOL
Remove the wiper arm from your 1999 Oldsmobile Cutlass wiper motor. Remove the wiper motor wiring harness. Remove the wiper motor retaining bolts. Reverse the process to install the new wiper motor.
None
The 1999 Oldsmobile Cutlass OBD 2 port is under driver side dash left of steering column
dextron / mercon type 2
Disconnect negative battery terminal. Loosen the serpentine belt - loosen the tensioner. Disconnect the alternator connections at the terminals. Slip the serpentine belt off the alternator pulley and pull the alternator out. Install is reverse.
You fill the radiator through the overflow tank.
take the complete headlight assembly loose or out to get to the bulb.
Lick it.
Follow the top radiator hose down to the water outlet on the engine; the stat is in there.