Photo 1 of Throttle Body 673000 Replacement for 03-06 Chevy Silverado Tahoe Suburban Avalanche, 04-07 Express, 03-04 Trailblazer EXT SSR, 03-06 GMC Yukon Sierra, 04-07 Savana, 03-06 Cadillac Escalade, 12679525

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Photo 1 of Throttle Body 673000 Replacement for 03-06 Chevy Silverado Tahoe Suburban Avalanche, 04-07 Express, 03-04 Trailblazer EXT SSR, 03-06 GMC Yukon Sierra, 04-07 Savana, 03-06 Cadillac Escalade, 12679525