Diagnostic failed code reads PO172B Fuel Trim System Rich Bank 1 and PO175B Fuel Trim System Rich Bank 2 How do I fix the problem Basically this means that an oxygen sensor in banks 1 and 2 detected a
...using oil. It has been a problem since around 40,000miles. They have done the oil consumption test, changed the heads, etc. I am now at 70,000miles. I took it back today with still no sign of them ...
a/c compressor lock up and leaking oil from the rear of the a/c comp. not cooling well unless driving at 1500-200 rpms. If compressor is leaking,so is the refrigerant. A new , used,or rebuilt would be
truck puffs out white smoke when its first cranked up and goes away and runs fine Valve seals are leaking. If it does not use any oil I wouldn't worry about it. Sounds like simple condensation in your
...oil change. using synthetic oil before my next oil change I would clean the engine then go to the autoparts store and buy a engine dye follow the directions on the bottle then recheck in 1000
Question about 2003 Yukon XL
...oil for a milky color, if yes it has a bad head or head gasket, if no then pressure test the system and confirm it is leaking out then check the entire radiator and all the lines and hoses make sure ...
...using a cross pattern to keep the gasket from warping. (do NOT over tight the bolts as they will break off fairly easily) Do not forget to tighten the oil drain plug as well. Replace the new oil ...
what is code p0420, and what it could mean? A code P0420 may mean that one or more of the following has happened: Leaded fuel was used where unleaded was called for A damaged or failed oxygen sensor ...
Do oil sending units have history of leaking? An Oil Pressure Sensor/Switch is just that, a 'pressure sensor', and yes they do have a leak history. It may sometimes leak from the threaded area that it
Question about 2007 Yukon XL Denali
...Yukon denali with the 6.2l in the last month it has randomly puffed a bit of smoke on start up what might be wrong only 120k on it it has only done this twice & always on cold start up Hi Bryce, For ...
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