Blazer vs. S10 Blazer - Blazer Forum - Chevy Blazer Forums The Chevy Blazer has been in production since the late '60s When people think of the Chevy Blazer they typicaly think of the fullzise version In the 80's GM came out with the S10-Blazer Similar to the fullsize brother In '95 GM droped the fullsize version and started calling them Tahoes At the same time GM also dropped the S10 signification on the mid-sized Blaszers Hence leading to the