Pontiac Grand Prix:  Bad ECM → Symptoms + Diagnosis

Your Pontiac Grand Prix’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Grand Prix can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an … Read more

Jeep Grand Cherokee:  Bad ECM → Symptoms + Diagnosis

Your Jeep Grand Cherokee’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Grand Cherokee can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an … Read more

Ford Transit Courier:  Bad ECM → Symptoms + Diagnosis

Your Ford Transit Courier’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Transit Courier can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an … Read more

Ford Transit Connect:  Bad ECM → Symptoms + Diagnosis

Your Ford Transit Connect’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Transit Connect can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an … Read more

Chevy Monte Carlo:  Bad ECM → Symptoms + Diagnosis

Your Chevy Monte Carlo’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Monte Carlo can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an … Read more

Chevy Traverse:  Bad ECM → Symptoms + Diagnosis

Your Chevy Traverse’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Traverse can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an ECM starts … Read more

Chevy Trailblazer:  Bad ECM → Symptoms + Diagnosis

Your Chevy Trailblazer’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Trailblazer can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an ECM starts … Read more

Chevy Tahoe:  Bad ECM → Symptoms + Diagnosis

Your Chevy Tahoe’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Tahoe can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an ECM starts … Read more

Chevy Suburban:  Bad ECM → Symptoms + Diagnosis

Your Chevy Suburban’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Suburban can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an ECM starts … Read more

Chevy Spark:  Bad ECM → Symptoms + Diagnosis

Your Chevy Spark’s ECM (Engine Control Module) is its brain.  Just like a human’s brain, your Spark can’t function without it. It is sometimes referred to as the ECU or PCM.  It’s all the same thing. The ECM controls and directs your entire drivetrain (unless there is a serrate transmission controller). When an ECM starts … Read more