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
32,435

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 5,389 nationwide Cobalt listings starting at $1,595.
ZIP:

Search Chevrolet Cobalt Questions

Chevrolet Cobalt Experts

#1 dandyoun
dandyoun
Reputation 800
#2 lightGear
lightGear
Reputation 750
#3 FordNut
FordNut
Reputation 500
View All

Related Models For Sale

Used Honda Civic"
804 Great Deals out of 59,609 listings starting at $1,200
Used Chevrolet Malibu"
910 Great Deals out of 59,700 listings starting at $1,599
Used Ford Focus"
960 Great Deals out of 54,363 listings starting at $1,390
Used Ford Mustang"
651 Great Deals out of 33,489 listings starting at $1,595
Used Chevrolet Impala"
1,496 Great Deals out of 55,955 listings starting at $1,399
Used Honda Accord"
1,092 Great Deals out of 69,170 listings starting at $500
Used Nissan Altima"
1,278 Great Deals out of 79,099 listings starting at $1,495
Used Pontiac G6"
226 Great Deals out of 5,942 listings starting at $1,995
Used Toyota Corolla"
1,121 Great Deals out of 53,893 listings starting at $1,995
Used Mazda MAZDA3"
327 Great Deals out of 26,676 listings starting at $1,999
Used Toyota Camry"
1,544 Great Deals out of 78,767 listings starting at $1,200
Used Ford Fusion"
1,189 Great Deals out of 64,885 listings starting at $1,999
Used Dodge Charger"
460 Great Deals out of 28,111 listings starting at $3,200

Used Cars For Sale

2010 Chevrolet Cobalt For Sale
29 Great Deals out of 1,000 listings starting at $4,500
2009 Chevrolet Cobalt For Sale
35 Great Deals out of 937 listings starting at $2,999
2008 Chevrolet Cobalt For Sale
35 Great Deals out of 990 listings starting at $1,800
2007 Chevrolet Cobalt For Sale
26 Great Deals out of 978 listings starting at $2,995
2006 Chevrolet Cobalt For Sale
44 Great Deals out of 999 listings starting at $2,250