Use a straight edge.
pulley puller
To change the crankshaft position sensor on a 1999 Oldsmobile Silhouette, first disconnect the negative battery cable to ensure safety. Locate the sensor, which is typically found near the crankshaft pulley; remove any components obstructing access. Disconnect the electrical connector and unscrew the sensor from its mounting position. Install the new sensor by reversing the steps, ensuring it is securely fastened and reconnected before reconnecting the battery.
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.
it is self adjusting .
Crank pulley wobbling can occur due to several reasons, including a worn or damaged crankshaft, misalignment of the pulley, or a failing engine mount. Additionally, a loose or damaged harmonic balancer can contribute to this issue. It's essential to address the problem promptly, as it can lead to further engine damage or belt misalignment. If you notice wobbling, it's advisable to have a technician inspect the engine components.
On front cover of engine by crankshaft pulley.
To replace the tensioner pulley on a 2000 Oldsmobile Intrigue, first, disconnect the negative battery terminal for safety. Then, use a wrench or socket to relieve tension on the serpentine belt by turning the tensioner pulley counterclockwise. Remove the old tensioner pulley by unbolting it and then install the new pulley in its place, securing it with bolts. Finally, reattach the serpentine belt, ensuring it's properly aligned, and reconnect the battery terminal.
To change the idler pulley on a 1997 Oldsmobile Aurora, first, disconnect the negative battery cable to ensure safety. Then, remove the serpentine belt by using a wrench to relieve tension on the tensioner pulley. Next, unbolt the old idler pulley from its bracket, replace it with the new pulley, and secure it in place. Finally, re-install the serpentine belt, ensuring it's properly aligned, and reconnect the battery.
To install a bypass pulley on a 1990 Oldsmobile Regency, first, disconnect the negative battery terminal for safety. Remove the serpentine belt by loosening the tensioner pulley with a wrench, then take off the old pulley if it’s still attached. Install the new bypass pulley in place of the old one, ensuring it is securely fastened, and then re-route the serpentine belt over the new pulley. Finally, reconnect the battery terminal and check the belt alignment before starting the engine.
To replace the idler pulley on a 1997 Oldsmobile Aurora with a Northstar V8 engine, first, disconnect the negative battery cable. Remove the serpentine belt by using a wrench on the tensioner pulley to relieve tension. Then, unbolt the old idler pulley from its mounting bracket and replace it with the new pulley, ensuring it’s securely fastened. Finally, re-install the serpentine belt and reconnect the battery cable.
Serpentine belt and pulley diagrams at www.alldatapro.com
bottom pulley. at end of crank.