Where are you coming up with this MI code from ?
SOURCE: 2008 Pontiac Gran Prix,Radio MP3 line-in/aux-in
The upscale model is the only that i know of that has one. What model do you have?
SOURCE: computor shows random misfire, 2004 pontiac gran prix
You may have a jacked up wire... or plug...this happen to me on my 2004 grand prix gtp 2 times...1 time one of my plugs was cracked the 2nd time my plug wire was laying on dip stick and started to melt....each time after replacing the plug and the wire it stopped misfiring...
SOURCE: My 2004 gran prix (gtp) just hit 100000 miles.
Spark plugs, transmission fluid and coolant change, supercharger oil, air filter, fuel filter, tires, brakes, engine mounts, BTSI inspection and power steering fluid. Also inspect the belts, hoses, pulleys and look for wiring damage.
SOURCE: Recharge a/c on my 2004 3.8 L Gran Prix
Follow the ac lines from the ac compressor toward the firewall ,to the inside of the car,look at the large ac line,it will have the ac low side service port on it,it will be the only one you can hook up to with the one hose charge set up you have,it will not hook up to the wrong one so you can mess up,if there is anything else you need to know please let me know thank you ,and please rate.
SOURCE: trying to replace water pump
Check this procedure for Pontiac 3.8L Engine - Water Pump
Fig. Exploded view of the water pump assembly mounting-3.8L engine
To install:
Negative battery cable.
Drive belt
Water pump pulley
Power steering pump and move it aside
Water pump
Hope helps.
Water pump using a new gasket and torque the long bolts to 25 ft. lbs. (34 Nm) and the short bolts to 16 ft. lbs. (22 Nm)
Water pump pulley and torque the bolts to 115 inch lbs. (13 Nm)
Power steering pump and torque the bolts to 25 ft. lbs. (34 Nm)
Drive belt
Negative battery cable
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