See also:

When to Change Engine Oil
This vehicle has a computer system that indicates when to change the engine oil and filter. This is based on a combination of factors which include engine revolutions, engine temperature, and miles ...

IntelliBeam® Intelligent High-Beam Headlamp Control System
For vehicles with this feature, be sure to read this entire section before using it. IntelliBeam is an enhancement to the vehicle's headlamp system. Using a digital light sensor on the rearvie ...

Powertrain
The XLR's Northstar V-8 VVT is a 90-degree, DOHC, four-valves-per-cylinder engine featuring an aluminum block and cylinder heads, and a valvetrain configuration with roller finger followers. The e ...