Type: Posts; User: 10GMCRC
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New pics soon of new wheels and 3/6 drop
03-22-2012, 10:11 PM
940 miles a week, good thing I have a company truck and gas card! Only have 9000 on my truck so far-TIME for a cam swap!
2010 GMC RC SB 5.3, 4/7 Drop, 50 Series Dumped, Billet Grill, Access Vanish cover, Smoked taillights, 20" Denalis
Normally the most common causes for lean codes bank 1 and 2 are vacuum leaks. Try spraying some brake cleaner around where intake tube connects to throttlebody and air filter box, and small tube...
I had the same problem on my 2010 Sierra, but it was a mass airflow sensor code. What I found out was the connector for the sensor would not go all the way on because it would hit the plastic hump on...
Still has paper plates-4/7 drop, volant cai, 20" factory GMC Denali wheels on the way, and then a tune.
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