Dec 22, 2014 #1 D dahma Junior Member Joined Dec 9, 2014 Posts 11 Reaction score 0 I have a 2009 cobalt LT and I swap the engine from 2007 LT and now the car won't start and no communication with ecm / tcm
I have a 2009 cobalt LT and I swap the engine from 2007 LT and now the car won't start and no communication with ecm / tcm
Dec 22, 2014 #2 YelloEye Super Moderator Staff member Joined Jul 18, 2009 Posts 7,601 Reaction score 23 Location Renton, WA You need a crank relearn.
Dec 22, 2014 #3 D dahma Junior Member Joined Dec 9, 2014 Posts 11 Reaction score 0 It was at the dealer but they didn't get it started do you think the computer has to run the program for the 2007 engine
It was at the dealer but they didn't get it started do you think the computer has to run the program for the 2007 engine
Dec 22, 2014 #4 YelloEye Super Moderator Staff member Joined Jul 18, 2009 Posts 7,601 Reaction score 23 Location Renton, WA I think that's an entirely different motor. Your original motor was an LAP with VVT, IIRC the 07 is an L61 without VVT.
I think that's an entirely different motor. Your original motor was an LAP with VVT, IIRC the 07 is an L61 without VVT.
Dec 22, 2014 #5 D dahma Junior Member Joined Dec 9, 2014 Posts 11 Reaction score 0 So what will i have to do to get it running
Dec 23, 2014 #6 YelloEye Super Moderator Staff member Joined Jul 18, 2009 Posts 7,601 Reaction score 23 Location Renton, WA 07 ecu, wiring harness, probability other bits.
Dec 23, 2014 #7 D dahma Junior Member Joined Dec 9, 2014 Posts 11 Reaction score 0 Did all that not starting still
Dec 23, 2014 #8 YelloEye Super Moderator Staff member Joined Jul 18, 2009 Posts 7,601 Reaction score 23 Location Renton, WA Does the motor you installed have VVT? Did that motor run before you installed it?
Dec 23, 2014 #9 D dahma Junior Member Joined Dec 9, 2014 Posts 11 Reaction score 0 No vvt, yes it did run. When installed lost communication with all modules except bcm which gave the code b1370
No vvt, yes it did run. When installed lost communication with all modules except bcm which gave the code b1370
Dec 23, 2014 #10 YelloEye Super Moderator Staff member Joined Jul 18, 2009 Posts 7,601 Reaction score 23 Location Renton, WA Is the pinout correct for the harness?