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there are no marks because your cars timing is triggered by a crank and cam position sensor.the timing is controlled by the cars computer or pcm the timing is checked by a pcm scanner that plugs into your cars obd2 data port . your computer can be flashed to give you more power and performance but that's another story.
What else can I help you with?
How many valves does the 2003 Chevrolet Malibu have?
The 2003 Chevrolet Malibu has 12 valves.
What size engine does the 2003 Chevrolet Malibu have?
The 2003 Chevrolet Malibu has a V6 engine.
What is the cam type of the 2003 Chevrolet Malibu?
The 2003 Chevrolet Malibu has overhead valves (OHV).
What kind of transmission does the 2003 Chevrolet Malibu have?
The 2003 Chevrolet Malibu has a 4-speed automatic.
Is the 2003 Chevrolet Malibu electric or gas?
The 2003 Chevrolet Malibu is a gas-powered vehicle.
How tall is the 2003 Chevrolet Malibu?
The height of the 2003 Chevrolet Malibu is 4 ft. 8.4 in. (56.4 in.).
How long is the 2003 Chevrolet Malibu?
The 2003 Chevrolet Malibu is 15 ft. 10.4 in. (190.4 in.) long.
What is the curb weight of the 2003 Chevrolet Malibu?
The curb weight of the 2003 Chevrolet Malibu is 3106 lbs..
What is the turning circle of the 2003 Chevrolet Malibu?
The 2003 Chevrolet Malibu's turning circle is 36.3 ft..
What kind of fuel does the 2003 Chevrolet Malibu use?
The 2003 Chevrolet Malibu runs on regular unleaded.
What is the rear head room of the 2003 Chevrolet Malibu?
The 2003 Chevrolet Malibu has 37.6 in. of rear head room.
What is the rear leg room of the 2003 Chevrolet Malibu?
The 2003 Chevrolet Malibu has 38 in. of rear leg room.
