Guardiola gave a debut to close-season signing Nathan Ake, the Dutch defender signed from Bournemouth, lining up alongside John Stones in the centre of defence.
Big-spending Manchester City maintained their perfect start to the English Premier League season with a 3-2 win at Bolton Wanderers, while Arsenal capped a week to forget with a 2-0 home defeat by Liverpool.
Liverpool appointed Kevin Keen as first team coach on Sunday as part of manager Kenny Dalglish's reorganisation of his backroom staff.
Reigning champions City are also involved in a separate independent hearing into the club's alleged breaches of Premier League financial regulations which began in September, with a verdict expected some time before the end of the current season.
Manchester United climb into sixth place with 3-0 West Ham win
Images from the English Premier League matches played on Saturday.
Nuno's coaching staff have also been relieved of their duties. The club have not yet announced a replacement but British media reported former Chelsea and Inter Milan boss Antonio Conte is linked.
Chelsea take on Hull City in the opening match of the English Premier League on Saturday, August 15, at 1715 IST.
Juan Mata scored on his Chelsea debut in a 3-1 home win over promoted Norwich City while Jordan Henderson and Charlie Adam netted their first Liverpool goals in another 3-1 triumph over Bolton Wanderers on Saturday.
Manchester City, inspired by the outstanding David Silva and playing with new-found attacking panache, won 3-2 at Bolton Wanderers to go top of the Premier League Sunday.
Images from the Premier League matches played on Tuesday.
City winger Riyad Mahrez and defender Aymeric Laporte previously tested positive for the novel coronavirus earlier this month.
Arsenal visit Liverpool looking for a first league win at Anfield since 2003. Defeat for Arsene Wenger's side will move seventh-placed Liverpool within a point of them, having played a game more.
Bolton Wanderers rose to fifth in the Premier League with a 2-1 win over local rivals Blackburn Rovers while in Sunday's other derby Wolverhampton Wanderers bagged a vital 1-0 triumph against Birmingham City.
Wolverhampton Wanderers beat Wigan Athletic 3-1 to secure their first Premier League victory since August and leave their opponents rooted to the foot of the table on Sunday.
FIFA's head of global development Arsene Wenger will attempt to make a major change to the offside law which could end a run of contentious decisions in the game since the introduction of the Video Assistant Referee (VAR).
A sensational solo goal by Nani and a Michael Owen header earned Manchester United a point as they twice came from behind to draw 2-2 at Bolton Wanderers in a lively lunchtime kickoff in the Premier League on Sunday.
Liverpool will resume their quest for a first top-flight title in 30 years at city rivals Everton on June 21, as the English Premier League released its revised fixture list for the first three weeks of the restarted season on Friday. Liverpool are 25 points clear at the top and are two victories away from winning the Premier League, but will have a shot at securing the title by beating Everton if City lose to Arsenal.
The decision comes after the game's rule-making body IFAB last month gave the go-ahead for trials of additional 'concussion subs'.
Late Varane header earns stuttering Man Utd 1-0 win over Wolves
Five-time winners Sevilla made light work of AS Roma when first half goals from Sergio Reguilon and Youssef En-Nesyri gave them a 2-0 win over AS Roma and sent them into the Europa League quarter-finals on Thursday.
Sevilla in semis as Wolves miss penalty.
On Sunday, after Liverpool's final game of the season, a 2-0 home win over Wolverhampton Wanderers, Klopp led the Anfield crowd in a song for the incoming manager.
The 30-year-old, whose contract expires at the end of next season, says he is happy at the club amid transfer talks
Arsenal's third successive league win lifted them above West Ham United into fifth place with 45 points, one behind Manchester United but having played two fewer games.
Arsenal FC has joined forces with HIS Church to deliver 15 tonnes of emergency supplies to a vulnerable local community.
Chelsea had no qualms about selecting captain John Terry for Tuesday's 6-0 League Cup third round win over Wolverhampton Wanderers despite his FA racial abuse hearing, said assistant manager Eddie Newton.
A summary of Saturday's action in the English Premier League.
Phil Foden struck twice as Manchester City stepped up their bid for a fourth Premier League crown in a row with a ruthless 4-0 victory at Brighton & Hove Albion on Thursday.
Wolverhampton Wanderers had a goal controversially ruled out by VAR as they were held to a 0-0 draw at home to Leicester City, who finished with 10 men, in the Premier League on Friday.
Three late goals from Amad Diallo dragged a below-par Manchester United to an unlikely 3-1 comeback victory over bottom side Southampton.
Images from Sunday's action in the Premier League.
Manchester United ruthlessly ripped apart 10-man Wolverhampton Wanderers to stroll to a 5-0 victory on Sunday and move four points clear at the top of the Premier League.
Iceland midfielder Gylfi Sigurdsson produced his second two-goal blast in three games to inspire promoted Swansea City to an emphatic 3-0 win at Fulham in the Premier League on Saturday.
Chelsea and Arsenal experienced contrasting late drama in the Premier League on Monday with an 89th minute Frank Lampard goal giving Chelsea a 2-1 win at Wolverhampton Wanderers while Bobby Zamora's last-gasp strike handed Fulham a 2-1 win over Arsenal.
Wolverhampton Wanderers should take a leaf out of other team's books and try to con referees to get opposing players sent off, according to their midfielder Stephen Hunt.
Arsenal and Chelsea could be forced to postpone their December 26 Premier League fixtures because of a strike planned by London Underground train drivers which threatens to bring the capital to a halt.
Steven Fletcher scored twice as Wolverhampton Wanderers staged a remarkable comeback to beat Sunderland 2-1 at Molineux on Sunday and underline the tough task ahead for the visitors' new manager Martin O'Neill.
West Ham United climbed to seventh place in the Premier League with a 2-1 win at bottom club Queens Park Rangers on Monday, the London club's first away win of the season.
Holders Manchester United will face Premier League rivals Wolverhampton Wanderers in the last 16 of the English League Cup after the draw was made on Saturday.
