The General Motors V-6 engine in your Buick LeSabre presents some difficulties whenever you try to exchange the serpentine belt. The entrance motor mount passing by the belt causes the problem. Eradicating and installing the serpentine belt requires you to first remove the front engine mount. Later models have addressed this downside by having a simple bracket you could quickly take away to permit entry to the belt.
Buick LeSabre Serpentine Belt Installation Instructions
1. Be aware how the outdated belt is routed. Making a drawing of the serpentine belt routing can make it simpler to put in the new belt, particularly if the beneath hood routing guide sticker is missing. If the belt has damaged, the belt routing might be found in a service guide (see Resource).
2. Take away the previous serpentine belt by compressing the spring-loaded tensioner and slipping the belt off the alternator pulley. If your LeSabre has the engine bundle that does not require removal of the motor mount, the belt will merely pull out of the engine compartment, and you may set up the new serpentine belt in reverse order. If you must remove the motor mount, proceed to the next step.
3. Position the ground jack below the engine with a block of wooden between the oil pan and the jack. Then jack up the engine just sufficient to make good contact and assist among the weight. Remove the coolant overflow bottle. Take away the bolts attaching the motor mount to the frame, as well as the motor bracket. Then elevate out the motor mount and take away the previous belt.
4. Set up the brand new belt, referring to the belt routing drawing or service handbook, and slip it again onto the alternator whereas compressing the spring-loaded tensioner. Reinstall the motor mount and coolant overflow bottle, tightening the bolts securely. Begin the engine, and verify that the belt is routed correctly and sitting evenly in the pulley grooves.
5. Remove the jack and the wooden block before check-driving.
