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Delphi vs. Denso HO2S
Posted to Technical Discussion Forum on 12/20/2016 19 Replies

Thanks in advance to any or all that can help me out here.

I have a 2001 GMC Yukon with a 5.3 liter engine in the shop, that came in Friday of last week with a P0171, P0174, and a P0135. Lean bank 1 & 2, and B1S1 HO2S heater. Over 230,000 miles on the odomet... Login to read more.

19 Replies Received (View Replies)

 

car Vehicle Data

2001 GMC Yukon SLT 5.3L

Engine5.3 L
Trans4-speed Automatic (Electronic)

car Vehicle Data

2001 GMC Yukon SLT 5.3L

Engine5.3 L
Trans4-speed Automatic (Electronic)