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Question posted by MarneyYaniv on February 18th, 2014

Ignition Coils And Spark Plugs Chevy Trailblazer 2004 Exl 6v

If one or two ignition coils go bad should all of the coils be replaced. Should all of the spark plugs be replaced?

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Related Manual Pages

Owner's Manual - Page 3

Owner's Manual - Page 8

... changes after that time without further notice. We support voluntary technician certification. GENERAL MOTORS, GM, the GM Emblem, CHEVROLET, the CHEVROLET Emblem and the name TRAILBLAZER are registered trademarks of Canada Limited" for Chevrolet Motor Division whenever it when you sell the vehicle, please leave this manual. If you 're on...

Owner's Manual - Page 16

... is pressed, a single chime will be programmed by placing the key in PARK (P), the memory position will sound. Each time a memory button is in the ignition if programmed to the numbers on the memory controls. A second mirror and seating position can also be recalled if programmed to do so through the...

Owner's Manual - Page 17

... can be done through the temperature settings and to turn the heated seat off automatically when the ignition is used to either select or not select automatic seat and mirror movement by using the remote ...set by first recalling the driver's position (by placing your key in the ignition, or when exiting the vehicle. The low setting warms the seatback and cushion until the seat temperature...

Owner's Manual - Page 43

... sure to follow proper service procedures, and make sure the person performing work for rear seat passengers to buckle up to 10 seconds after the ignition key is turned off and the battery is qualified to an air bag when it inflates. Accident statistics show that unbelted people in the rear...

Owner's Manual - Page 70

... 2-33 2-34 Windows Keys Door Locks Remote Keyless Entry System (If Equipped) Liftgate/Liftglass Theft Content Theft-Deterrent (If Equipped) PasslockR New Vehicle "Break-In" Ignition Positions Starting Your Engine Engine Coolant Heater (If Equipped) Automatic Transmission Operation Four-Wheel Drive (If Equipped) Parking Brake Shifting Into PARK (P) Shifting Out of...

Owner's Manual - Page 72

... interrupted at any time by pressing the top of the switch to lower the window. With power windows, the switches operate the windows when the ignition is in RUN, ACCESSORY or when Retained Accessory Power (RAP) is active. (See "Retained Accessory Power" in the lockout switch will come on each of...

Owner's Manual - Page 73

A child or others could operate the power windows or other controls or even make the vehicle move. They could be badly injured or even killed. Keys CAUTION: Leaving children in a vehicle with the ignition key is dangerous for many reasons. Don't leave the keys in a vehicle with children. 2-4

Owner's Manual - Page 74

If you ever do get in. Keep this number. 2-5 This vehicle has one double-sided key for the ignition and door locks. But you can help prevent theft. The key code number tells your keys, you ever lock your vehicle, call the GM Roadside ...

Owner's Manual - Page 76

...one of the switch. D Mode 2: All doors lock when the vehicle speed is equipped with the ignition off. The following : 1. To enter the program mode you perform the next step. Then pull ... Center (DIC), or by the following is the list of the doors at the Remove the ignition key and press the lock symbol to program your vehicle's power door locks. Programmable Locking Feature ...

Owner's Manual - Page 77

...lock/unlock switches are not pressed while in LOCK, release the turn signal/multifunction lever. from the ignition. If you exceed the 30 second limit, the locks will automatically lock and unlock and the horn... program the automatic door locks. You can exit the program mode any time by turning the ignition to RUN (the locks will automatically lock and unlock and the horn will chirp twice to ...

Owner's Manual - Page 78

...and LOCK twice. To enter the program mode you perform the next step. 2. Begin with the ignition off. You are leaving the program mode). Select one of the four programming options listed above, ... lock and unlock and the horn will not be opened from the inside by turning the ignition to RUN (the locks will automatically lock and unlock and the horn will chirp twice to...

Owner's Manual - Page 79

... of your vehicle cannot be opened from the inside when this feature is in the ignition, all the doors will lock and then the driver's door will find a security lock...vehicle. 2-10 Lockout Prevention This feature stops the power door locks from locking when the key is in the ignition and a door is subject to the following two conditions: (1) this device may not cause harmful interference, and...

Owner's Manual - Page 83

.... Emergency Release for Opening Liftgate 1. Use a screwdriver to open the liftglass. Remove the trim plug to unlatch the liftgate. 4. Pry the right release lever up to open the entire liftgate, lift... some cities. Insert the key into the pushbutton and turn it . Reattach the trim plug. Liftgate Release To unlock the liftgate, you can make it impossible to unlock the liftglass...

Owner's Manual - Page 84

... entry system, take them in your vehicle? Also remember to remove your key from the ignition and take your glove box. But what if you have to leave something valuable in a...target for joy riders or professional thieves -- Always do it with you. Parking at Night Park in the Ignition If you . D Lock all windows and lock your vehicle. When you park your vehicle and open ...

Owner's Manual - Page 90

...work with too much gasoline. NOTICE: Your engine is not required. 2-21 If you could be plugged in a minimum of the key and accelerator. Usually, the coolant heater should be flooded with ...you add electrical parts or accessories, you don't, your foot off the accelerator pedal, turn the ignition key to starting your dealer. When the engine starts, let go of four hours prior to START...

Owner's Manual - Page 296

.... Turn off the ignition on the battery. You wouldn't be covered by your radio! 4. The repairs wouldn't be able to save your warranty. 3. This will avoid sparks and help to start...ground connection you leave your vehicle, and the bad grounding could be damaged. 2. Get the vehicles close enough so the jumper cables can be badly damaged. If they are, it could damage ...

Owner's Manual - Page 331

... service. General Motors recommends that contains methanol. NOTICE: Your vehicle was not designed for low emissions may be driving. 6-5 It can reduce the life of spark plugs and the performance of the emission control system may contain an octane-enhancing additive called methylcyclopentadienyl manganese tricarbonyl (MMT); To check on driving in your...

Owner's Manual - Page 389

... Engine Specifications Engine Description ..."VORTEC" 4200 Type ...L6 VIN Code ...S Firing Order ...1-5-3-6-2-4 Spark Plug Gap ...0.050 inches (1.25 mm) Normal Maintenance Replacement Parts Engine Oil Filter ...PF59* Engine Air Cleaner/Filter ...A2014C* Automatic Transmission Filter Kit ...GM Part No. 24200796 Spark Plugs ...41-965* Fuel Filter ...GF831* Windshield Wiper Blade ...20.0 inches (50...

Owner's Manual - Page 403

Scheduled Maintenance 100,000 Miles (166 000 km) j Replace spark plugs. See "Engine Coolant" in taxi, police or delivery service. An Emission Control Service. j Automatic Transfer Case Only: Change transfer case fluid. 150,000 Miles (240 ...