GMC SONOMA P CODES (POWERTRAIN) P0100 - P0199 P0171

Found 6 results

1997 GMC Sonoma Code P0171 But Only When Using 87...

As The Tittle Says. I Get A Lean Code P0171 But Only If I Use 87 Octane. I Verified This By Filling The Tank 3/4 Of The Way With 89 And...

Asked by serpentracer ·

15 ANSWERS

1997

Is it Safe to Drive Check Engine Light?

VIDEO

Is it Safe to Drive Check Engine Light?

Instructional repair video

Check Engine Light

Check Engine Light

Why is my check engine or service engine soon turned on? In this guide we talk about what this is associated with this notorious light, what it is used for and what you...

2003 GMC Sonoma Fuel/P0171

I Have A 2003 Gmc Sonoma 4cyl 2.2l With 140k Miles. It Has Had A Recurring Issue Where It Is Hard To Start When The Fuel Gauge Reads 1/4...

Asked by archituethis ·

9 ANSWERS

1 IMAGE

2003

2002 Sonoma P0171

2002 Sonoma, P0171 System Too Lean, Is Dumping Fuel, Runs Pretty Good Until Reaches Temp, Black Smoke Coming From Exhaust?

Asked by brdsmith15 ·

4 ANSWERS

2002

2001 GMC Sonoma P0171 CODE 2001 GMC SONOMA 4.3

My Service Engine Soon Light Comes On Occasionally And Has Stored The Code P0171. I Can, T Find Any Vacuum Leaks And The Vehicle Has...

Asked by lvmark ·

1 ANSWER

2001

How to Read Trouble Codes

VIDEO

How to Read Trouble Codes

Instructional repair video

2002 Sonoma P0171

2002 Sonoma P0171 (system Too Lean Bank 1)replaced Ects, Cat Conv, 02 Sensor, Has Been Smoked For Leaks None Found, 02 Sensor Is Reading...

Asked by brdsmith15 ·

1 ANSWER

2002

Code P0171 Seems False

The Truck Has A Hard Start Condition If Left Sitting More Than A Day Without Starting. Whether Cold Or Warmed To Operating Temperature. It...

Asked by The_Wizzard ·

1 ANSWER

2003

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