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2005 LS Ultimate: Can anyone tell me whether I can just buy and replace the front suspension upper arm ball joint (rubber) dust cover or do I need to replace the whole upper arm/ball joint assembly? I appreciate if you know of sources were I can get just the dust cover if that repair is possible.

Intermittently, when the car is first started, the windshield wipers turn on even though the switch is set to off. After cycling the wiper switch the wipers will turn off. The extended warranty is ending this month and the dealer will be replacing the driver's rear lower suspension arm (noisy...

Looking for either the part number or dimensions of the gasket that fits in the engine coolant fill cap. I noticed that the cap tightens against the plastic filler tube and the graphics on top of the cap are rotated like 220 degrees beyond the point where they should be (see attached jpg...

What is the typical time period that some of you need to replace coils and plugs on the 2nd gen V8? My records show that my LS had no coil/plug issues during the 1st 5 years/39K miles - then two coils were replaced; 3 years later - 1 coil; 7 months later - 2 coils; and 1 year later 4 coils (all...

Does anyone know on what basis does the info center determine when it is time to change oil? I'm almost at 6 months and 1600 miles since the last oil change and the system is telling me to "change oil soon", "oil life 4%". Is it based on time (certainly not mileage) or is there a sensor that...

Has anyone had any experience with WeaponX brand ignition coils? They claim a much better interface between plug and coil, and a 2-year warranty on their "street version". Check the "Super High Output Ignition Coils" in their index. They don't look cheap ($$). Their "Supported Applications...

Last weekend while driving on the interstate, the car was like hesitating/bucking/misfiring when accelerating from 55 mph or higher to a higher speed. Had it at the dealer this morning, they did a stress test on the coils and found #2 to be bad. Coil and plug were replaced; will need to check if...

For those of you that want to preserve original look/parts, the caps that are clipped onto the top of the rear sway bar links are as follows: Left side (driver's) - P/N 3W4Z-2860-AA (Description on package: clip) - Black Right side - P/N 3W4Z-2860-BA - White I recently ordered and...

The 2005 LS Ultima has the OE Navigation unit and have been experiencing intermittent reception on the AM band and sometimes on the FM band. At times one can get good reception on most the AM band stations, but other times, all the pre-set stations above 1000KHz are nothing but noise. In...