A sharp-eyed reader caught some shots of what are likely the new-generation Chevrolet Silverado 2500 (reg. and ext. cab) pickups amid towing-capacity shakedown tests, ahead of its unveiling in Detroit next month. "I saw these on Interstate 10 between Phoenix and Los Angeles on December 12th. There was a caravan of about 10 trucks and some were pulling various trailers. The only two that were disguised were trucks 6 and 7." Click through for more pics.
Spy Photos: 2007 Chevrolet Suburban [internal]