Yes.
The bolt pattern for a 2001 GMC Jimmy is 5 by 4.75 inches. The bolt patter is the same for a full size Blazer and the S10 Blazer.
Chevy s10 blazer lug pattern is 5x4.75 with 6" back spacing
The bolt pattern on a 1969-1991 K-5 Blazer is 6 on 5.5" (139.7mm).
The bolt pattern on a 1998 S-10 is 5 x 120.65
5 X 4.75"
5 on 4.75
6 x 5.5
For the wheel... The bolt pattern for a 2001 Blazer is 5 x 4.75" (US standard). This is for the 4WD model, the 2WD may differ.
chevy blazer fan bolts are a 13 mm bolt. There will be 4 of them
1983 to 04 S-10, S-15 BLAZER, JIMMY, SONOMA,1955 to 1988 Chevrolet/GMC ALL MID & FULL SIZE RWD,
YES they are the same.
The bolt pattern for a 2002 Blazer xtreme would be the same as any other blazer or s-10 5x4.75