I HAVE 2003 DODGE RAM 4.7 HAS A BAD MISFIRE CODE CAME UP P0300 MULTIPLE CYL MISFIRE AND MY CONVERTER WAS CLOGED

5

Asked by TREVE32 Feb 14, 2015 at 07:56 PM about the 2003 Dodge RAM 1500 Laramie Quad Cab LB 4WD

Question type: Maintenance & Repair

I STARTED MY TRUCK IN THE MOURNING AFTER A SNOW STORM LOT OF SNOW WAS BUILT UP IN AROUND THE ENGINE AND THE BELT WAS SLIPING BAD UNTIL IT DRIED OUT THEN SHE STARTED MISSING TRIED DRIVING AND FOUND SHE HAD NO POWER HAD IT CHECKED OUT AND THIER WERE NO ENGINE CODES BUT THE CONVERTER WAS CLOGED. AFTER I REPLACED IT IT SET ENGINE CODE P0300 MULTIPLE CYL MISFIRE. HAS ANY BODY RAN ACROSS THIS BEFORE?

1 Answer

13,725

did you pull one of the coils out to see if the snow melted and there is water the plug tubes they are know for getting water in them and staying wet you may have to remove them all and dry them off and replace the plugs

Your Answer:

CarGurus Experts

  • #1
    Dan Connell
    Reputation
    20,280
  • #2
    dandyoun
    Reputation
    15,290
  • #3
    Gene Arnett
    Reputation
    11,760
View All

Find great deals from top-rated dealers

Search

Related Models For Sale

Used Ford F-150
338 Great Deals out of 15,288 listings starting at $1,712
Used Chevrolet Silverado 1500
210 Great Deals out of 5,957 listings starting at $2,975
Used GMC Sierra 1500
138 Great Deals out of 7,231 listings starting at $3,950
Used Dodge RAM 2500
22 listings starting at $9,999
Used Toyota Tundra
34 Great Deals out of 1,163 listings starting at $8,500
Used Toyota Tacoma
60 Great Deals out of 1,065 listings starting at $8,708
Used Dodge Durango
40 Great Deals out of 2,254 listings starting at $5,500
Used Chevrolet Silverado 2500HD
15 Great Deals out of 1,298 listings starting at $8,995
Used Ford F-250 Super Duty
25 Great Deals out of 1,210 listings starting at $7,995
Used Jeep Grand Cherokee
107 Great Deals out of 3,230 listings starting at $4,995
Used Chevrolet Tahoe
22 Great Deals out of 922 listings starting at $11,900
Used Ford Mustang
61 Great Deals out of 1,274 listings starting at $4,995

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.