lack of power

2008 GMC SAVANA
150,000 MILES • 0.5L • V8 • RWD • AUTOMATIC
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MIKYMIKY
  • MEMBER
  • 1 POST
the engine has power and sometime loses power every now and then like if it runs on eight cylinders then six and a sound come one side of the engine clicking sound maybe valve sticking? thank you
Aug 25, 2017 at 6:22 PM
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HARRY P
  • CAR REPAIR CONTRIBUTOR
  • 2,292 POSTS
It probably needs a tune up. At least new spark plugs and wires. If you open the hood when it is really dark out and start it, you might see a spark jumping on that side of the engine. That is a sign that you need a tune up.
Aug 25, 2017 at 7:21 PM
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