2003 Buick Lesabre tune-ups

2003 BUICK LESABRE
160,000 MILES • 6 CYL • FWD • AUTOMATIC
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HIRAMH11
  • MEMBER
  • 1 POST
How to tune-up and specifically how to access the rear plugs
Feb 13, 2010 at 7:16 AM
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ERNEST CLARK
  • AUTOMOTIVE REPAIR CONTRIBUTOR
  • 1,730 POSTS
Your tune up should consist of replacing the following:

Air filter, plugs/wires, fuel filter.

You should also inspect all belts and hoses, as well as all the fluids. (Power steering, tranny, oil, coolant, brake fluid)

As for accessing your rear plugs, you'll need the proper tools. A magnetic spark plug socket with a universal joint will work the best. Then you'll need a socket extension. Each plug may need a different length, depending on what's in the way.

And if something is in the way that's connected to the firewall, you can remove it, then reinstall when you're done.
Feb 20, 2010 at 8:47 AM