B.J. and the Bear help lady trucker Snow White and her friends fend off attacks by the Hi-Ballers, a gang of truckers who don't cotton to competition from women in Winslow County, turf they control with corrupt cops Wiley and the Fox.
The Hi-Ballers under new leader Riker are relentless in their pursuit of B.J. and the Piston Packin' Mamas, especially after word gets out that B.J., Snow White, and the lady truckers are hauling truckloads of money for the Treasury Dept.
A team has made a super computer police car that can tell everything wrong with vehicles, generating huge $$ for police dept's, FBI, etc. They target and harass BJ McKay and others to put them out of business. BJ and his friends decide to fight back against this car that seems to know their every step.
All of B.J.'s greatest adversaries are assembled in Las Vegas for a Sheriff's Convention when a criminal gang stages an ambitious and inventive robbery of the Dunes Casino. Caught near incriminating evidence, B.J. is the prime suspect. (Part I of a three-part epic that continued on The Misadventures of Sheriff Lobo.)
When High Ball Trucking corners the regional supply on diesel and tries to squeeze out the independent carriers, B.J. taps an alternative fuel source guaranteed to keep him ahead of Hammer and a pesky "revenuer."
Machine-gun-wielding mercenaries storm the Country Comfort truck stop and hold its occupants hostage, including the Panhandle Pussycats, cheerleaders for a popular football team. Will B.J. come through in time?
B.J. comes to Bishop and quickly becomes entangled in a war between Heaven's Devils and the Road Runners, two rival motorcycle gangs led by the feuding Delano brothers. Will B.J. and Captain Cain realize that "the enemy of my enemy is my friend" and team up against a common foe?
B.J. goes undercover to infiltrate the auto ring that stole his rig while Sheriff Cordell detained him in jail on trumped-up charges. Assisting B.J. in his work is the attractive Tracy McBain, a young, idealistic and accident-prone peace officer.
B.J. travels to Florida to visit his war buddy Charlie Broler, but a helicopter crash cuts short the friendly reunion. B.J. and an eager marine patrolwoman set to work unraveling the mystery. Musical performances from Sister Sledge and Jim Stafford highlight the episode.