2003 silverado codes po171,po174,po300 and transmission seems to slip at cruise speed.do these codes also affect John A.S.E MasterTechnician A1-A8 w/L1,38 years experience General Motors Master Technician

Chevy truck 2012 6.0 code p0300 Chad Farhat Owner at Carolina Auto Service & Sales , 20 years Experience in Foreign & Domestic vehicles A6 - Electrical / Electronic systems A7 Heating / Air Conditioning systems

Trouble codes PO151,PO174 and PO300 for a 2001 chevy ... the scanner and show code po300 po171 po174 how ...

I have a 2001 Chev 2500 HD pickup vin U 6.0 liter,TCC won't engage because of code P0300 miss.When this code is cleared BOBBYSS ASE MASTER CERTIFIED, AA DEGREE AUTO/DIESEL TECH

I have a 1998 ford f-150 pick up 4.6 motor 4x4 with the check engine light on is giving me a po174 code.i had clean the james gm certified technician and federally licensed technician

Customer: 2003 silverado codes po171,po174,po300 and transmission seems to slip at cruise speed.do these codes also affect transmission? and what is most common fix for these codes. Answered by John in 16 mins 15 years ago

Hello, and welcome to JA!!! codes PO171 and PO174 indicates both banks are running lean. the two most common problems for these codes are a weak fuel pump, or a intake gasket leaking vac. if the vehicle starts ok, the normally the fuel pump is ok. more than likely the intake gasket will need to be replaced. let me now if you need any further info on this concern.

07 suburban P0174 code. PO174. Not really It always happens while decelerating. ... We need help for code ...

2020年7月1日 · I have 1998 Chevy express. Van 2500 5.o liter 433,000 KM 270,000 miles been having trouble code problems. Po171 po174 po131 and po151 in cold weather. Van runs almost no power or when going up hills i … read more

1998 f150 with trouble code p0171 lean bank 1 and p0174 lean bank 2 any suggestions on what 2 check or replace thanks frank 33 years experience,24 years of Chevroler/GM experience and training .ASE Recertified Master Tech,