See also:

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indic ...

Exterior
There's no argument that the GX 470 is a pretty SUV. This was a full-sized mama with curves in all the right places. The GX was big without being bulky or obnoxious, like some of the other huge SU ...

Tires
Replace or rotate tires in accordance with maintenance schedules and treadwear. Checking tires 1. New tread. 2. Treadwear indicator. 3. Worn tread. The location of treadwear indicators is sho ...