Cylinder 1 Misfire at Idle

Mel1818
0

Asked by Mel1818 Aug 09, 2012 at 07:41 AM about the 2007 Chevrolet Cobalt

Question type: Maintenance & Repair

Cylinder 1 is misfiring at idle.Have changed plug,coil and injector.This problen showed up after head removal and replacement.

4 Answers

Js08016
35,455

Check the compression on that cylinder. If it's low, Could be a defective head gasket. Also, when you remove the spark plug, check it for wetness from coolant. Another sign of a defective head gasket. HTH. -Jim

3 out of 3 people think this is helpful.
Jerome Baldwin
115

http://www.autotap.com/techlibrary/diagnosing_misfires.asp link to website, gives you a few ideas to wut may be the cause, or perhaps jus take to a mechanic if you don't find any issues related.

1 out of 1 people think this is helpful.
lmarsha3
0

I know its been a while, but i am having the same problem did u ever find an answer? thanks

Jean Smit
385

i had that problem with my 2007 at 75,000 miles on the 4th cylinder take it to a gm dealer ship they will probably replace the engine mine was still under 100,000 miles and it was replaced at free of charge otherwise it would have be 5 grand. we had changed plugs and coils etc and it had had like 65,000 misfires and there was some thing wrong with the engine from manufacturing

2 out of 2 people think this is helpful.

Your Answer

Add photo

Related Questions

Cobalt
Looking for a Used Cobalt in your area?
CarGurus has 5,225 nationwide Cobalt listings starting at $900.
ZIP:

Search Chevrolet Cobalt Questions

Chevrolet Cobalt Experts

#1 dandyoun
dandyoun
Reputation 810
#2 lightGear
lightGear
Reputation 780
#3 FordNut
FordNut
Reputation 550
View All

Related Models For Sale

Used Honda Civic"
776 Great Deals out of 57,943 listings starting at $950
Used Ford Focus"
885 Great Deals out of 56,429 listings starting at $1,400
Used Chevrolet Malibu"
931 Great Deals out of 62,328 listings starting at $1,488
Used Honda Accord"
1,142 Great Deals out of 73,373 listings starting at $1,450
Used Ford Mustang"
744 Great Deals out of 31,402 listings starting at $1,800
Used Chevrolet Impala"
1,446 Great Deals out of 49,585 listings starting at $995
Used Nissan Altima"
971 Great Deals out of 71,261 listings starting at $700
Used Toyota Corolla"
843 Great Deals out of 52,882 listings starting at $999
Used Pontiac G6"
246 Great Deals out of 5,830 listings starting at $1,800
Used Toyota Camry"
1,261 Great Deals out of 77,076 listings starting at $1,200
Used Chevrolet Aveo"
99 Great Deals out of 2,329 listings starting at $1,950
Used Honda Civic Coupe"
257 Great Deals out of 13,287 listings starting at $1,999
Used Volkswagen Jetta"
582 Great Deals out of 29,971 listings starting at $1,395

Used Cars For Sale

2010 Chevrolet Cobalt For Sale
32 Great Deals out of 975 listings starting at $3,500
2009 Chevrolet Cobalt For Sale
34 Great Deals out of 852 listings starting at $2,625
2008 Chevrolet Cobalt For Sale
40 Great Deals out of 939 listings starting at $1,998
2007 Chevrolet Cobalt For Sale
36 Great Deals out of 1,031 listings starting at $995
2006 Chevrolet Cobalt For Sale
39 Great Deals out of 957 listings starting at $900