2006 GMC Sierra
Mileage
116,449
Service Date
6/21/2024
Services Performed
- CEL is not on at this time found codes stored. P0101 Mass Air Flow (MAF) circuit out of range P0172 fuel system too Rich Bank 1 P0175 fuel system too Rich Bank 2 Found long Term Fuel Trim (LTFT) both banks at -19% at idle and approved -5% at cruise. Maximum calculated load of 86% and maximum MAF reading of 194 gm/sec Expected value should be close to 95% and 240 gm/sec Finding MAF reading to be out of range also found related TSB (Technical Service Bulletin) in regards to P0172 and P0175 for fuel compensate reset. Recommend replace MAF sensor, perform fuel competition reset and customer top fuel tank with premium gasoline. PM perform fuel and air induction cleaning
MARTIN A. gave our service a 5 star review on 6/21/2024
