Questions & Answers for: change spark plugs wires 2003

Question about 2003 Yukon Denali

2 Answers

spark plug wires, air filter, oil change, the in line fuel filter) also take into consideration what kind of gas you are using...i know it sucks spending $100 a week in gas with your AWD 6.0 liter V-8

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Question about 2003 Yukon Denali

1 Answer

...spark plugs that the CO 2 plug should be changed. Is there only 2 plugs? If I change the sensor will the computer need to be reset even thou the check engine light is not lighted? If you replaced the ...

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...change the spark plugs. The spark plugs have some kind of metal tube over them that comes out when I pull off the spark plug wire. What are the metal covers? Do I need to put them back on? If so, how ...

Question about 2003 Yukon Denali

1 Answer

spark plugs and wire and the problem still exist. can any one help. thanks A MISS DOESN'T SPARK ONLY,COULD BE FUEL RELATED INJECTOR OR WIRES,INJECTOR PULSE WORST CASE,IF NOT INJECTOR,VAVLE TRAIN ISSUE

spark plugs, air filter and basic oil and filter change; use good brands of oil, such as castro, mobile, shells ect. if your the original owner and have high miles and never have replace thermostat, I

...is misfiring on cyclinder 1. it was misfiring on number 6 cyclinder.i change the spark plugs,wires.roter button.distriuber cap,pcv valve. assume still misfiring? have u checked the fuel

Question about 2003 Yukon XL

1 Answer

...spark plugs. All spark plug wires. Now engine light is off and it runs smooth except every three or four days, I will start it up after not running for a few hours and the motor runs very rough and ...

Question about 2003 Yukon XL

2 Answers

...spark plugs. An Emission Control Service. ? Change automatic transmission fluid and filter if the vehicle's GVWR is over 8,600 lbs or if the vehicle is mainly driven under one or more of these ...

...change spark plugs wires gas pump took it to the dealer they put it on the computer and i just said miss fire any ideas It is hard to tell from here, but that sounds very much like 2 plug wires are ...

...change the ignition and key. It worked great truck ran great for about 2 weeks then i shut it off and now it wont start. Security light goes out when cranking over but it does not start up. I also ...

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