Q: How to replace the ignition lock cylinder on Buick LaCrosse?
A: The process starts with disconnecting the negative Battery Cable. Start by taking off the steering column trim covers. Drive the key into the Ignition Lock Cylinder then twist it until the run position is reached. A small allen wrench or equivalent tool such as a pick-type tool should be used to push down on the retainer through the lock housing entry hole so you can withdraw the Ignition Lock Cylinder from its housing. When you install a new Ignition Lock Cylinder make sure to program the correct code on it. After aligning the cylinder with the housing slot begin by rotating the key to activate the run function. The key needs turning to the lock setting before being taken out of the Ignition Lock Cylinder. After completing installation the steering column trim covers should be in place along with the battery negative cable reconnection.
Q: How to service and repair the Ignition Lock Cylinder on Buick Rendezvous?
A: Must start Ignition Lock Cylinder service and repair with the following tools: the lock cylinder staking and holding fixture serves as j41340. Lock cylinder staking and holding fixture (J41340). Every key possesses double functions and can switch directions while master keys and valet keys include transponder chips that interface with vehicle security systems. Vehicle keys feature ten cutting positions spread over five depth levels while the master key includes a transponder component which activates all lock systems. Key cuts begin with retrieving the key code from either the key tag's 5-character identification or from the original Ignition Lock Cylinder. The lock cylinder requires tumbler slot positioning downwards when rotated while you keep it near a flat surface to extract the side bar. First note down tumbler positions before you put the tumblers into their coded sequence and apply one spring atop each tumbler. The tumblers should receive a coating of synthetic multi purpose w/ptfe superlube gm p/n 12346241 (Canadian P/N 10953474) followed by insertion of the spring retainer which requires pressure downward with a flat-bladed tool. Check the tumbler position before adding the lock cylinder in the j41340 followed by staking the spring retainer bezel end. Once the spring retainer achieves correct staking, use gm p/n 12345996 or equivalent lubricant to treat the lock cylinder retainer slot before orienting the retainer to the tapered notch and inserting the Ignition Lock Cylinder into the housing. Verify correct rotation of the lock using a key. Construction of the Door Lock Cylinder requires 7 tumblers from positions 3 through 9 while maintaining tumbler stability during the assembly phase. The endgate lock cylinder together with the i/p storage compartment lock cylinder require the same construction methods for assembly which include proper alignment of tumbler positions and springs while ensuring all components receive appropriate lubrication and secure mounting.
Q: How to Service and Repair the Ignition Lock Cylinder on a Buick Terraza?
A: Disabling the sir system and disconnecting the battery negative cable must occur prior to Ignition Lock Cylinder replacement. Begin by detaching the Steering Wheel and unfastening the lower Steering Column trim covers' retaining screw. Begin by pulling down the trim cover to unlock the tabs before sliding it backwards off the column and removing both lower Steering Column trim covers. Looking through the lock cylinder access hole becomes possible after you remove the retaining screws from the upper Steering Column trim cover then lift it into position. Use the snap-on a173a bent-tip awl to access the Ignition Lock Cylinder opening then rotate the cylinder to start position. A bent tip tool should push down on the Ignition Lock Cylinder retainer before releasing the Ignition Lock Cylinder to run position so it can extract from the lock cylinder case. During installation thread the Ignition Lock Cylinder through the trim cover on top of the Steering Column while aligning the retaining tab and position tab to lock housing slots before moving the lock cylinder all the way into place. Tighten the upper steering trim cover retaining screws to 3.5 n.m (31 lb in). Function the lower trim cover's tab slots against the upper trim cover's locking tabs before tilting the lower trim cover to lock the tabs inside the slots. Fasten the lower trim screws to the Steering Column before tightening them to 1.5 n.m (13 lb in) and installing the Steering Wheel. Turn on the sir system then connect the battery negative cable.