5.3Ltr GMC 1999 Sierra pick-up trouble code P0405 EGR position sensor low voltage. I've replaced it twice. Why isn't it staying repaired?

Asked by migration_Geraldw Jun 23, 2015 at 01:16 AM about the 1999 GMC Sierra 1500 SLE Standard Cab SB

Question type: Maintenance & Repair

3 Answers
30

Rodney answered 8 years ago

U have a short Something burning it up I would ck tps to make sure you are not getting to much gas .rich idle

Best Answer Mark helpful
30

Rodney answered 8 years ago

An vacuum spray some water soapy water around egr.mist it not spray. Sorry if the ideal changes different problem

Mark helpful

Your Answer:

Related Questions

Sierra 1500

Looking for a Used Sierra 1500 in your area?

CarGurus has 7,815 nationwide Sierra 1500 listings starting at $5,500.

Postal Code:

Shortcuts

Search GMC Sierra 1500 Questions

CarGurus Experts

  • #1
    yetilikesbeer
    Reputation
    12,350
  • #2
    dragonflyoffshore
    Reputation
    11,510
  • #3
    John Saffrahn
    Reputation
    11,450
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Chevrolet Silverado 1500
177 Great Deals out of 7,375 listings starting at $6,995
Used Ford F-150
319 Great Deals out of 13,512 listings starting at $3,888
Used Toyota Tundra
36 Great Deals out of 918 listings starting at $10,698
Used Chevrolet Silverado 2500HD
21 Great Deals out of 1,571 listings starting at $5,990
Used Toyota Tacoma
41 Great Deals out of 786 listings starting at $9,975
Used GMC Yukon
10 Great Deals out of 930 listings starting at $6,900
Used Dodge RAM 1500
80 listings starting at $5,000
Used Chevrolet Tahoe
18 Great Deals out of 779 listings starting at $7,499
Used Ford F-250 Super Duty
28 Great Deals out of 750 listings starting at $3,990

Content submitted by Users is not endorsed by CarGurus, does not express the opinions of CarGurus, and should not be considered reviewed, screened, or approved by CarGurus. Please refer to CarGurus Terms of Use. Content will be removed if CarGurus becomes aware that it violates our policies.