Tl the contact owns a 2011 gmc acadia.
Flashing check engine light on gmc acadia.
I have a 2015 1500 with the 5 3 and around 29 000 miles.
As i slowed down the light stopped i then shut the truck off then restarted and went on.
The vehicle was taken to an independent mechanic where the coolant sensor was replaced however the failure recurred.
When your engine is misfiring it is dumping raw fuel into the exhaust.
Gmc acadia vehicles with this problem.
A flashing check engine light means that the problem is occuring at the moment and it s most likely a more serious problem like a misfire.
2015 gmc sierra 1500.
It s not recommended to drive with the check engine light flashing or on.
Last week i was driving to work going about 60mph on a gradual uphill and the check engine light started flashing.
The problem is most likely a misfire combustion or a faulty engine sensor problem.
Gmc acadia check engine light due to gas cap issue.
I slowed down and pulled over.
Plug the scanner into the obd ii port.
Click a link to learn more about each one.
The contact stated while driving at various speeds the check engine warning light illuminated.
Turn on the ignition but do not start the engine.
The following are warning lights and indicators found in vehicles built by gmc.
Most of the time that serious problem is a misfire.
This flashing light should not be ignored.
Check engine light diagnosis testing.
A flashing check engine light is your gmc acadia s way of saying i have a serious problem don t ignore me.
Locate the obd ii port under the dashboard.
The vehicle was diagnosed by two additional unknown mechanics but not repaired.
Allow the obd ii scanner to turn on and press enter to connect with the vehicle.
To find out why your gmc check engine light is on read the fault codes with an obd ii scanner.
41 people reported this problem repairpal fair price estimate.
A flashing check engine light is your gmc sierra s way of saying i have a serious problem don t ignore me.
Posted august 13 2017.
A loose or worn gas cap may cause check engine light to illuminate.
They are roughly ordered by importance which tends to be by color red amber yellow orange green blue gray.