The Spurs ended up extending their NBA record straight to eight straight home playoff wins by 15 or more points.
"It was tough on both teams," Spurs coach Gregg Popovich said. "They were pretty dead. We tried to get guys in and out. . It was really hot out there."
SAN ANTONIO The San Antonio Spurs handled the Heat, and the heat, during a sweltering start to the NBA Finals.
to close the first quarter scoring and give the Spurs a 26 20 advantage.
Bosh, scoreless in Game 7 last year, scored Miami's first five points in the Heat's 7 2 start. But Ginobili came off the bench firing, making consecutive 3 pointers for an 18 13 lead.
The Spurs said an electrical failure for the power that runs the air conditioning system had occurred. They apologized for the inconvenience but also seemed to poke fun of it, playing songs with "hot" in the lyrics over the sound system.
The Heat are the first team since those Celtics of 1984 87 to get to four straight finals. They are well rested after a relatively easy roll through the Eastern Conference playoffs, a key to keeping Wade healthy entering the finals.
Dwyane Wade scored 19 points and Chris Bosh had 18 for Nike Roshe 2 Grey
the Heat, who wilted in temperatures that soared to 90 degrees in the second half.
Heat wilt against heat in Game 1
Thursday night in Game 1 inside a steamy AT Center.
But they couldn't do anything about James, the MVP of the series last year when the Heat rallied from five points down in the final half minute of regulation to win Game 6 in overtime, then won a Game 7 that was close the whole way for their second straight championship.
The crowd chanted "Beat the Heat! Beat the Heat!" in the fourth quarter, which was just what the fans themselves were trying to do.
NOTES: James joined Michael Jordan and Kobe Bryant as the only players with 4,000 points and 1,000 assists in the postseason. . Ray Allen moved past Bryant and Derek Fisher into second place on the career list with 49 3 pointers in the NBA Finals. Robert Horry, a former Spurs forward, is the leader with 56.
James finished with 25 points but played only 33 minutes, and Miami was outscored 36 17 in the fourth quarter.
Manu Ginobili had 16 points and 11 assists, and Tony Parker added 19 points and eight assists for the Spurs, who shot 59 percent and improved to 6 for 6 in NBA Finals Game 1s.
A rematch was widely anticipated and was close almost throughout. The Heat led 86 79 after Bosh's four point play with 9:38 remaining in the game, but it was all San Antonio from there.
James, who had cramping issues two years ago in the finals, had to ask for a break in the fourth quarter and was getting treatment during a 15 4 Spurs run that turned around the game.
Danny Green followed with 3 pointer to trigger what became a 16 3 run to end the game.
Tim Duncan had 21 points and 10 rebounds, and the Spurs beat Miami 110 95 on Roshe Black
Wade and James combined for six straight points before Ginobili made another 3, and Patty Mills added one Nike Roshe Usa
Fans were trying to cool themselves on the hot night, a reminder of what it was like in the old Boston Garden when the Celtics and Lakers got together.
He came back in and made a basket that Nike Roshe Flyknit White Black cut it to two points with about 4 minutes left, but couldn't even run back on defense, promptly putting his hand up and lingering at the baseline until help arrived to take him off for good.
The Spurs committed nine turnovers while managing only 20 points in the third quarter, and Miami led 78 74 heading to the fourth.
"It felt like a punch in the gut when you see your leader limping to bench like that. But we still had a chance after that," Heat coach Erik Spoelstra said.
With an air conditioning failure making it feel like basketball in a sauna and causing LeBron James to battle cramps that knocked him out of the game's decisive stretch, the Spurs pulled away to win the opener of the first finals rematch since 1998.
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