How many things can be wrong with a P0171 cde? I have cleaned the MAF with the correct cleaner, put in saefoam, checked for vacuum leaks.

255

Asked by Dec 24, 2014 at 10:13 AM about the 2003 Buick LeSabre Custom

Question type: Maintenance & Repair

3 Answers

217,725

Keep checking for the vacuum leak. It's after the MAF somewhere. Start the car, open the hood and get start moving hoses around, listen for hissing/leak. You can spray some carb cleaner around and you idle should increase. Worst case you can have the car smoke tested at your local garage.

1 out of 1 people think this is helpful.
255

Thank you , I will give it a try.

255

I tried moving vac. hoses around and spraying. Also I tried spraying near the intake manifold, MAF sensor base,etc and no increase whatsoever in R. P.M. About 8 months ago it thru the same code but went away after a couple of days( and cleaning the MAF sensor.I used MAF cleaner spray) Mike

Your Answer

Add photo

Related Questions

  • Running without a Mass Air Flow sensor? 30 answers

    My Mass Air Flow sensor and the car was stalling all the time. Once we disconnected it, everything started to work fine again. Can we go on without it? what will be the long time effect?

    2000 Buick LeSabre Custom

    -

    Maintenance & Repair

  • Where can I find the computer on a 1989 Buick LeSabre? 47 answers

    I have a 1989 Buick LeSabre that stalls out while in motion. Seems to happen when a part gets too hot. After sitting for awhile, I can drive for awhile again. Assume it is the Computer or the Catalyt...

    1989 Buick LeSabre

    -

    Maintenance & Repair

  • Fuel/motor 1 answer

    I just replaced fuelpump it was new and bad.had go bk and get another. Put it on.it works.now the problem I'm having is.it crank up and run.get way s down road and it dies.give it to much gas and...

    1999 Buick LeSabre Limited

    -

    Maintenance & Repair

  • Idle problems 2 answers

    I have a 2002 Buick LeSabre custom, we have replaced the MFG, fuel filter, the MAF and the car still idles rough. We are wondering if it is a vacuum leak or if it could be something else. Any suggesti...

    2002 Buick LeSabre

    -

    Maintenance & Repair

  • My account I putting 5can of from in an it leaks out from behind the air compressor what do I do. 2 answers

    I have a 97 Buick Lasabra have put from in in it leaks out slowly behind the air compressor what do I do beside taking it to a mechanic

    1997 Buick LeSabre Custom

    -

    General

LeSabre

Looking for a Used LeSabre in your area?

CarGurus has 2,254 nationwide LeSabre listings starting at $1,299.

ZIP:

Search Buick LeSabre Questions

UK Questions

Are you a UK consumer? CarGurus now has a discussion forum in the UK.

Buick LeSabre Experts

#1 Tom Demyan
Tom Demyan
Reputation 1,930
#2 John Saffrahn
John Saffrahn
Reputation 1,630
#3 POPEYE99
POPEYE99
Reputation 1,350
View All

Related Models For Sale

Used Buick Park Avenue
502 listings starting at $2,500
Used Chevrolet Impala
904 Great Deals out of 35,274 listings starting at $1,700
Used Buick Regal
150 Great Deals out of 11,600 listings starting at $1,850
Used Buick Century
1,029 listings starting at $1,595
Used Honda Accord
993 Great Deals out of 75,203 listings starting at $899
Used Cadillac DeVille
4 Great Deals out of 1,964 listings starting at $1,600
Used Chevrolet Malibu
1,133 Great Deals out of 82,881 listings starting at $2,328
Used Toyota Camry
1,161 Great Deals out of 97,107 listings starting at $1,250
Used Mercury Grand Marquis
29 Great Deals out of 2,149 listings starting at $1,985
Used Ford Crown Victoria
6 Great Deals out of 1,392 listings starting at $1,700
Used Pontiac Grand Prix
21 Great Deals out of 3,715 listings starting at $879

Used Cars For Sale

2005 Buick LeSabre Custom For Sale
8 Great Deals out of 251 listings starting at $1,299