Captain Stanley convinces himself he has arthritis. A man gets his hand caught in his garage door opener; a woman passes out and has an auto accident; the doctors treat a woman infected from plastic surgery gone awry; Johnny tests a new type of rope; the station responds to a two-alarm fire at an oil refinery.
A man with a history of heart trouble becomes agitated when his daughter is trapped under a backhoe. A boy shoots himself with a pellet gun. Another paramedic appears on the news and in the paper, making John jealous. A babysitter has an anxiety attack. Gage and DeSoto rescue Brice from a structure fire.
Roy and John are trapped at Station 86 when a rain storm washes out the bridge, and they become the only medical treatment in the area. They assist two victims of an auto accident and a child with bronchitis. Doctors at the hospital treat a policeman hit by lightning. With the aid of a female psychiatrist, the paramedics treat an elderly woman with a hip injury and a man with heart trouble. Copter 15 transports the victims to the hospital, where a power failure complicates matters. Dr. Morton accompanies the paramedics back to Station 86, where they respond to an auto accident with multiple injuries.
Richard Bakalyan returns as Charlie, Squad 51's trouble-prone mechanic. The paramedics decide to purchase a boat from Charlie, intendig to sail it on their days off and rent it to others when they're on duty. Of course, things don't quite go as planned, thanks to a wide variety of emergency calls, including the rescue of two boaters from a particularly treacherous stretch of water off Catalina Island, a bookie suffering from a coronary in a locked office, and an explosion in the hospital lab.
The Station 51 basketball team qualifies for the semi-finals. The paramedics rescue victims at a gas explosion. While at basketball practice, the firemen treat an injured gymnast. The night before the big game the firemen get very little sleep: they respond to a number of emergencies, including a workman trapped at a studio.
Paramedics out in the field begin to question the judgment of overcautious Dr. Morton who believes in acting strictly by the book. The firemen respond to a complaint of severe back pain. A man with phosphorous burns on his arm and a boy hit in the head with a baseball are treated at the hospital. While the firemen respond to a case of difficult breathing, the victim's neighbor drowns in a hot tub. Officer Vince is injured in a traffic incident and begins to act irrationally.
Roy's mother-in-law is scheduled for her annual visit. A car runs into the back of a truck. Drs. Brackett and Early argue over attending a convention in Acapulco. An elderly man becomes ill from drinking a quack's remedy. When a fire breaks out in a hospital room, the occupant goes into cardiac arrest. A boy's model rocket sparks a house fire.
Captain Stanley is dismayed when he learns one of his former commanding captains is now his Battalion Chief, causing the others to worry about his increased paranoia. Two men's carelessness starts a fire at a gas station. A new hospital administrator causes problems. A woman accidentally shoots her husband with a nail gun. Two clowns start a fight at an ice rink. A car leaves an overpass and crashes into a transfer truck filled with pesticides.
Johnny tries to win a ticket-selling contest. Dr. Backett blames himself when he is involved in a car accident that leaves the other driver dead and The driver's daughter refuses to speak. While repairing the squad, the paramedics find themselves in the middle of a shootout and treat a policeman with heart trouble. A boxcar full of ammonia complicates a fire on a pier.
The firemen plan to celebrate the imminent retirement of a martinet captain with a party, under the guise of throwing a farewell dinner. A model in a bear suit suffers from heat stroke during a promotion stunt. A bizarre family believes their sleeping mother is dead. The firemen rescue CHP officers from a helicopter.
After John and Roy rescue an elderly transient from a structure fire, Chet and Marco discover $80,000 in the man's mattress. A bride faints while walking down the aisle. Dixie administers a tetanus shot to a young boy. The transient tries to give the firemen a reward. An elderly woman loses her cat. A plane crashes into a warehouse.T
The paramedics complain when a rule forbidding squads to cross each other's territories causes them to come late to an accident scene. An elderly woman is treated at the hospital. While transporting a non-vital patient, the paramedics respond to an auto accident. A prisoner breaks out of jail and gets trapped on a ledge