Ponch and Jon take to their bikes to bust an auto theft ring that employs a clever means of smuggling hot sports cars past the Highway Patrol. Ponch's probation is almost over when he runs into a sticky situation.
Ponch and Jon track down a tow truck driver who robs stranded single women motorists. Ponch's exposure to a leaky tank of nitrous oxide (laughing gas) threatens his performance on the streets as well as in the CHP's big basketball game.
It's puppy love at the Highway Patrol when Ponch and Jon conspire to keep a dog they rescued a secret from Sgt. Getraer. A young punk and his pals plot to sabotage Ponch's bike, but make a big mistake.
Ponch flies on patrol in a CHP helicopter and is asked to appear at his old high school's Career Day. Jon helps him entertain the audience. Ponch and Jon locate a missing boy and solve a series of residential burglaries.
Jon and Ponch stop psychic twin sisters, who give Ponch some dire warnings about his impending future. As the CHP tries to stop the theft of freeway plants, Ponch wonders if the predictions will come true.
Jon and Ponch try to keep two teenage girls from hitchhiking. They also mediate a situation where an elderly man refuses to leave his home that he's lived in for 70 years.
When Jon is sidelined with an injury, Ponch is partnered with Sgt. Getraer. A reckless tow truck driver with a grudge against CHPs endangers the entire department.
A biker gang is stealing CHP motorcycles. When a pompous new patrolman joins the CHP, Jon flashes back to his first meetings with a hot-dogging dirt biker named Frank Poncherello.