2004 Chevrolet Silverado 2500HD "ecm" Questions

po540 code DTC P0540: Intake Air Heater - Incorrect Voltage The Engine Control Module (ECM) uses an Intake Air Heater (IAH) to warm the incoming air for proper cylinder combustion. The ECM grounds the

l203 chev truck no power ecm codes p0131, p0137, p0151, p0157 2003 chev truck 4x4 6.0 No power ecm codes po131,po137,p0151,p0157 these are all O2 sensor circut problems

when connecting code reader to ecm, code reader is giving error message that code reader is not connected and i have tried 3 different readers they all do the same thing,.note: service engine light is

Location of ECM Hi James:The PCM (Powertrain Control Module) also called ECM (Engine Control Module) is located on a bracket on the side of the engine compartment...Fig. Powertrain control module (1),

2002 chevy silverado hd2500 6.0 ecm code po332 low voltage knock sensor 2 bank 2 does this mean knock sensor is deffective causing ecm to throw this code and if so should both sensor be replace and ...

...seperator fouled. When is the code detected?The P2459 will set if the Engine Control Module (ECM) detects that the average time between completed regenerations is less than a calibrated ...

got a new rebuild transmission and out it in and got a new rebuild transmission and put it in and the truck still does not shift what could be the problem? Control Solenoid, vacuum line or ecm

ecm my truck dont star check for gas and spark.

turn key and nothing dash lights up this could be a bad ignation swith or a blown fuse to the ecm dose the truck start and run?

can transmission overheat cause reduced engine power disconnect bat the ECM records problems with the engine and transmission and if those problems go outside set parameters then the ECM puts the car ...