Cannon was tested in the 68th minute when Juan Pablo Angel launched a shot. The keeper bobbled the volley, triggering a scramble in front of the net, from which the Whitecaps emerged unscathed.
But seconds later, Cannon needed to make a diving save on a Paolo Cardozo free kick to the right of the box.
The goalie collected his MLS-best eighth shutout but not before making two more saves with the clock winding down, preserving a point for Vancouver (8-4-6).
Chivas (5-7-5) was coming off a 10-day layoff.
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UPI Sports Results for September 19, 2014