Throttle-By-Wire Diagnostics
On older throttle cable systems, the carburetor or fuel injection system reacted to the throttle angle.
Diagnostic Strategies For Stop/Start Systems
This function of the power management system uses several modules to decide when the engine needs to stop and start.
ECM And PCM Calibration Numbers
Finding out if the vehicle has the latest version or calibration on a module is a required step.
Solving Intermittent Overheating
New cooling systems anticipate and influence changes in coolant temperature.Â
Diagnosing Misfires
What if there are no codes and a misfire is intermittent? This is where it gets complicated.Â
Solving No Heat Complaints
Here are 10 guidelines for making sure a vehicle’s heat functions.
Compound Turbo 6.7L Cummins Engine
Michael Brown just finished up working on this Cummins that he’ll be using this year at events like King of the Street.
Balancing Combustion Forces
Visual inspection is critical. Any sign of movement laterally is grounds for replacement.
Superchargers: Pros And Cons
Drivers generally look to superchargers for the instant throttle response, not fuel economy.
Understanding Engine Timing- Chains, Gears and Belts
Engine timing is critical for overall performance.
Compound Turbo 5.9L Cummins Engine
This 5.9L Cummins build doesn’t disappoint. Check it out!
Gasoline Direct Injection Is Better, But Not Perfect
GDI technology has improved but drivers could face problems if they don’t keep up with maintenance.
