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tjts1 · 02-13-2012, 08:27 PM

All of GM's LSx engines have lean cruise saved in the ECU but its disabled on US market cars. Its switched on in places like australia etc where lean AFRs are allowed. Don't expect a huge FE gain but its worth something.

02-13-2012, 08:27 PM	#4 (permalink)
tjts1 Banned Join Date: Feb 2008 Location: california Posts: 1,329 Thanks: 24 Thanked 161 Times in 107 Posts	All of GM's LSx engines have lean cruise saved in the ECU but its disabled on US market cars. Its switched on in places like australia etc where lean AFRs are allowed. Don't expect a huge FE gain but its worth something.