P0503 GMC
Vehicle Speed Sensor Circuit Intermittent
GMC
P0504 GMC
TCC Brake Switch/Cruise Control Input Mismatch
P0506 GMC
Idle Speed Control System RPM Lower Than Expected
P0500 GMC
Vehicle Speed Sensor Circuit
P0502 GMC
Vehicle Speed Sensor Circuit Low Input
P0495 GMC
Fan Speed High
P0496 GMC
Evaporative Emission System Flow During Non-Purge
P0486 GMC
Exhaust Gas Recirculation Sensor ‘B’ Circuit
P0480 GMC
Cooling Fan 1 Control Circuit Malfunction
P0481 GMC
Cooling Fan Relay 2 Control Circuit Malfunction