if bank 1 and 2 are running lean and there is a random misc. cylider misfire and also the fuel pressure is lower than normal what could that be. i changed the fuel filter reset the code n it came back

mfidler619
0

Asked by mfidler619 Dec 22, 2012 at 10:43 PM about the 2002 Chevrolet Tahoe LS 4WD

Question type: Maintenance & Repair

1 Answer

John Saffrahn
19,885

Bad fuel pump bad fuel pressure regulator. The low fuel pressure is causing the lean codes and random cylinder misfire. Fix the fuel issue and it will fix all three codes.

1 out of 1 people think this is helpful.

Your Answer

Add photo

Related Questions

Search Chevrolet Tahoe Questions

Chevrolet Tahoe Experts

#1 Tom Demyan
Tom Demyan
Reputation 400
#2 Lester Chatman
Lester Chatman
Reputation 230
#3 FordNut
FordNut
Reputation 190
View All

Related Models For Sale

Used GMC Yukon"
233 Great Deals out of 7,010 listings starting at $2,795
Used Toyota Sequoia"
136 Great Deals out of 3,534 listings starting at $3,500

Used Cars For Sale

1997 Chevrolet Tahoe For Sale
75 listings starting at $3,995
1999 Chevrolet Tahoe For Sale
212 listings starting at $2,995