Alfredsson's shot went off Pittsburgh goaltender Marc-Andre Fleury and appeared to be knocked into the net by Penguins defenceman Rob Scuderi, who scored into his own net earlier in the game. The goal stood after video review.
Detroit was up 2-0, trailed 3-2 and led 4-3 lead with 7:43 left. Craig Adams pulled Pittsburgh back into a tie two minutes later.
Fleury made 25 saves. Detroit's Jimmy Howard stopped 39 shots.
FLYERS 4, STARS 2
PHILADELPHIA (AP) — Wayne Simmonds scored two goals and Philadelphia beat Dallas for its fourth straight win.
Jamie Benn scored twice for Dallas, which lost its fourth straight. The Stars began the day two points behind Phoenix for the final wild-card spot in the Western Conference.
Simmonds scored his second of the game with 7:39 left to put Philadelphia ahead 3-1. Just 30 seconds later, Benn scored his second of the contest.
Raffl provided some insurance for Philadelphia by beating Thomas with a backhander on a breakaway with 3:12 to play.
SABRES 3, OILERS 1
EDMONTON, Alberta (AP) — Cory Conacher had two goals and an assist, and Buffalo beat Edmonton to snap a seven-game losing streak.
Drew Stafford also scored for Buffalo, which had been outscored 21-6 during its skid.
Taylor Hall had Edmonton's goal as it ended a two-game win streak in a matchup of teams with the worst records in the NHL. The Oilers (25-37-9) dropped to 10-5-3 in their last 18 games, and are 11 points ahead of the Sabres (20-42-8).
Edmonton had numerous chances on the power play late in the first period before Justin Schultz and Hall connected for a man-advantage goal on Buffalo goalie Matt Hacket, who was making his first start of the season for the Sabres.
Conacher tied the score near the midpoint of the second period and then put them ahead early in the third.
COYOTES 2, PANTHERS 1
Coyotes goalie Mike Smith had a shutout until Chris Gomez scored with 4:08 to play. Smith had 22 saves.
Phoenix has won five of six and seven of nine.
Vrbata's goal came on a power play.
The victory, coupled with Dallas' loss to Philadelphia, put the Coyotes four points ahead of the Stars for the eighth and final playoff spot in the West.
Robert Luongo had 20 saves for the Panthers.
BLUE JACKETS 3, CANADIENS 2
MONTREAL (AP) — Ryan Johansen scored late in the third period to give Columbus a victory that snapped Montreal's three-game winning streak.
Derek MacKenzie and Brandon Dubinsky also scored for Columbus. Sergei Bobrovsky, the reigning Vezina Trophy winner, made 25 saves while starting the Blue Jackets' 16th straight game and 23rd in the last 24.
Johansen took advantage of rookie defenceman Jarred Tinordi's giveaway at the Canadiens' blue line. Johansen intercepted a weak pass and beat Price on a partial breakaway for his team-leading 27th goal of the year at 16:59 of the third period.
DEVILS 4, WILD 3, OT
NEWARK, N.J. (AP) — Andy Greene scored from in close 2 minutes into overtime and New Jersey snapped a three-game losing streak by beating Minnesota in Zach Parise's first game against his former teammates.
LIGHTNING 5, SENATORS 4