1998 Cadillac DeVille "reset engine service system light" Questions

reset service engine light on 1999 cadillac deville 1996 on up OBD II systems require a scanner with the 'clear code' feature to reset the SES light. Otherwise, one can cycle starting and stopping the

reset the light , you probably need a new coolant level sensor ! Coolant Level Sensor Description The coolant level sensor monitors the coolant level in the cooling system and indicates if the coolant

...engine soon light on lights are on tried removing the battery post to reset but it still on what is it Vehicles computer will need to be scanned for trouble codes in order to find out what system was ...

...engine, the EVAP control at gas tank and the fuel pump. We reset the lights and after 2 days and driving over 200 miles the lights come back. We have had 4 garages do the work listed at considerable ...

...the light. The only way to tell is have a diagnostics test ran to read the engine codes, and then have the system reset by the same diagnostic scanner. Many part stores will check it for

...reset service theft system that wont let vehicle start Generally speaking, if the security light is on and the engine will not crank, the VATS system is not reading the chip in the key. Either the ...

reset using a diagnostic scan tool. perhaps the mechan did not have the right interface for your vehicle. the body control module is what is responsible for this system and not the ecm( engine control

...vehicle that should be able to reset this - and tell you of any real problems. There are many makers of these - so make sure it will work for your make and model, and that it can reset engine

ENGINE LIGHT STILL ON ALONG WI HAVE HAD various parts serviced, unsure of how to reset codes or if they reset themselves, battery died before repairs made, so i replaced it first, have new spark plugs

...Engine light should be flashing. If it isn't, turn the ignition OFF and remove the jumper wire. Turn the ignition ON and confirm that light is now on. If it is not, replace the bulb and try again. If ...