i have a 2003 s10 code shows misfire on number 4 cylinder it wont fire at all

Asked by Aug 20, 2015 at 09:20 AM about the 2003 Chevrolet S-10 2 Dr LS Standard Cab LB

Question type: Maintenance & Repair

code shows po304 cylinder misfire new plugs wire are good cylinder pressure is good fuel injectors show good but there is no fire at number four.

2 Answers

67,375

Remove the spark plug on #4. What does it look like? If you have spark, fuel, and compression it has to be firing. Unless the spark plug is fouled. HTH. -Jim

47,755

Swap #4 plug with another cylinder to see if miss moves.

1 of 1 people found this helpful.

Your Answer

Add photo

Related Questions

Search Chevrolet S-10 Questions

Chevrolet S-10 Experts

#1 Andrew Olsen
Andrew Olsen
Reputation 2,340
#2 Trebor66
Trebor66
Reputation 990
#2 John Saffrahn
John Saffrahn
Reputation 990
View All

Related Models For Sale

Used Ford Ranger
176 Great Deals out of 5,676 listings starting at $950
Used Chevrolet Silverado 1500
1,765 Great Deals out of 181,201 listings starting at $250
Used Chevrolet Colorado
242 Great Deals out of 24,818 listings starting at $2,499
Used Toyota Tacoma
472 Great Deals out of 41,590 listings starting at $1,995
Used Ford F-150
2,059 Great Deals out of 207,339 listings starting at $1,499
Used GMC Sonoma
5 Great Deals out of 453 listings starting at $2,798
Used Dodge Dakota
137 Great Deals out of 3,796 listings starting at $1,495
Used Nissan Frontier
291 Great Deals out of 23,780 listings starting at $1,995
Used Dodge Ram 1500
410 Great Deals out of 10,833 listings starting at $1,400
Used Chevrolet Blazer
3 Great Deals out of 1,188 listings starting at $1,820
Used GMC Sierra 1500
760 Great Deals out of 69,126 listings starting at $1,850
Used GMC Canyon
81 Great Deals out of 10,547 listings starting at $2,495
Used Chevrolet Camaro
243 Great Deals out of 31,194 listings starting at $369
Used Toyota Tundra
438 Great Deals out of 34,677 listings starting at $2,990

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.