po 171 code

5

Asked by Oct 31, 2015 at 02:22 PM about the 2008 Chevrolet TrailBlazer LT1 4WD

Question type: Maintenance & Repair

check engine light is on getting a po 171 code. car is running fine

1 Answer

60,745

This is a lean condition. In other words, either not enough fuel is reaching the cylinders or too much air is getting in the cylinders. Most common causes are a vacuum leak or faulty upstream oxygen (O2) sensor. HTH. - Jim

1 out of 1 people think this is helpful.

Your Answer

Add photo

Related Questions

  • Wire codes 2006 trailblazer 4 answers

    Color codes

    2006 Chevrolet TrailBlazer LS 4WD

    -

    Maintenance & Repair

  • Code p1481 7 answers

    I got check engine light on and poped code p1481 fan speed circuit sensor does that mean that i have a bad fan clutch since mine is an electronic fan clutch

    2002 Chevrolet TrailBlazer LTZ 4WD

    -

    Maintenance & Repair

  • what does code po757 means for chevy trailblazer 2003 1 answer

    code po757 what does that mean and how do i find out

    2003 Chevrolet TrailBlazer

    -

    Maintenance & Repair

  • Error Codes 1 answer

    I recently replaces the engine in my 2003 trailblazer. The fuel pump comes on but no fuel goes to the injector rails. I am also getting error codes 1515 and 1681. Please help!

    2003 Chevrolet TrailBlazer LT 4WD

    -

    Maintenance & Repair

  • How do I fix codes po171 &po300 on my cobalt 2 answers

    I have cleaned the throttle changed plugs &coils used lucus injector cleaner nothing worked. also unplunged the maf and the rpms jumped to 4k then started rising unplugged map no change really n...

    2007 Chevrolet Cobalt 2 Dr SS Supercharged Coupe

    -

    Maintenance & Repair

Search Chevrolet TrailBlazer Questions

Chevrolet TrailBlazer Experts

#1 Tom Demyan
Tom Demyan
Reputation 760
#2 bigdogracer
bigdogracer
Reputation 670
#3 tennisshoes
tennisshoes
Reputation 550
View All

Related Models For Sale

Used Chevrolet Tahoe
807 Great Deals out of 28,674 listings starting at $1,500
Used Jeep Grand Cherokee
885 Great Deals out of 69,215 listings starting at $1,300
Used GMC Envoy
58 Great Deals out of 2,367 listings starting at $1,800
Used Chevrolet Silverado 1500
2,307 Great Deals out of 156,238 listings starting at $1,395
Used Ford Explorer
1,001 Great Deals out of 73,800 listings starting at $750
Used Chevrolet Impala
800 Great Deals out of 34,708 listings starting at $799
Used Dodge Charger
395 Great Deals out of 30,065 listings starting at $2,343
Used Chevrolet Equinox
1,332 Great Deals out of 67,310 listings starting at $1,600
Used Dodge Durango
330 Great Deals out of 24,233 listings starting at $1,500
Used Ford F-150
2,878 Great Deals out of 212,656 listings starting at $1,000
Used GMC Yukon
552 Great Deals out of 17,369 listings starting at $1,995

Used Cars For Sale

2008 Chevrolet TrailBlazer LT1 4WD For Sale
7 Great Deals out of 165 listings starting at $2,788