LLY: Engine code from onstar P0670

[carl.swoyer]

Just got this code from onstar diagnosis. P0670 any input would be great

Carl & Christine, 2012 Landmark Rushmore, 2005 Silverado crew cab lt 8 foot bed 6.6 lly /Allison -custom dual exhaust-198000 miles !

 

[c20elephant]

Code:P0670

Modules:ECM

Description:Glow Plug Module Control Circuit

 

[carl.swoyer]

Can anyone advise on this? Do I just buy a new module and plug it in, or could it need programing

Carl & Christine, 2012 Landmark Rushmore, 2005 Silverado crew cab lt 8 foot bed 6.6 lly /Allison -custom dual exhaust-198000 miles !

 

[Rancelot211]

I believe that can pop up from having a bad glow plug.