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How do I perform a compression test on a 1993 Oldsmobile Cutlass Ciera?

Tiny
XBR733
  • MEMBER
  • 1993 OLDSMOBILE CIERA
  • 6 CYL
  • FWD
  • AUTOMATIC
  • 62,000 MILES
Also What do I need to unplug and disable? And where are they located? It has the 3300 v6 with the 3 coil packs. Also what should I see as far as average compression numbers at 62k miles?
Sunday, July 10th, 2011 AT 10:34 PM

3 Replies

Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Unplug the ignition control module at lower right front of engine-compression should be around 140-160psi-
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Sunday, July 10th, 2011 AT 10:53 PM
Tiny
RASMATAZ
  • MECHANIC
  • 75,992 POSTS
Remove all the sparkplugs and block open the throttle plate-
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Sunday, July 10th, 2011 AT 11:02 PM
Tiny
XBR733
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  • 2 POSTS
I can't find the ignition control module.
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Monday, July 11th, 2011 AT 12:19 AM

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