The first-round Western Conference series is tied at one game apiece.
Colorado plays the next three games on its home ice under the best-of-seven format.
Game 3 is Saturday night, followed by Game 4 on Sunday and Game 5 on Tuesday.
The series features two of the top-scoring teams in the ECHL, and through two games the teams have combined to score 18 goals.
On Friday, the Connecticut Whale of the AHL loaned forward Andrew Carroll to the Steelheads. Carroll, who served as an alternate captain with Idaho at the beginning of the season, tallied 31 points in 36 games with the Steelheads before getting called up. He played in 24 games with the Whale.