The Japanese motor manufacturer will promote its Swift and SX4 models in a £4m press, outdoor and digital campaign featuring the WALL-E character under the 'Time for a Swift exit' line.
The car brand is understood to be considering extending the campaign into continental Europe.
This is Suzuki's first partnership with Disney Pixar. The two companies are now in talks about collaborating on movie releases in 2009.
Tie-in events at major supermarkets on 19 and 20 July will give consumers a chance to win a family trip to Florida. Those who take a test drive will also go into the draw.
The campaign, created by Nexus/H, runs until the end of next month.