Yesterday a good friend (and my shop supervisor babysitter!) called up and said she was having stalling problems in her Nissan.  She had taken it to the shop, and they weren’t really sure what was wrong with it, but recommended starting with a tune up (mileage was about 125k).  Correct diagnosis and correct plan of attack IMHO.  The kicker, was the tune up was going run almost $500 to replace the spark plugs, cap, rotor, and clean the throttle body.  …

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