1999 Jeep Cherokee no compression #1

1999 JEEP CHEROKEE
16,900 MILES • 6 CYL • 4WD • AUTOMATIC
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GUNDY43
  • MEMBER
  • 1 POST
I did a compresssion test have no compression #1, #2 has 120, 3has 130, 4 has 120, 5 has 140, 6 has 140. My question is what is wrong is it a spring maybe. Any help would sure be appreciated...
Apr 1, 2010 at 6:10 PM
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RASMATAZ
  • ✓ASE Certified Mechanic
  • 75,992 POSTS
  • ASE Certified Mechanic
Could be the valves/rings and cylinder wear-confirm it by performing a cylinder leakage test.
Apr 1, 2010 at 6:17 PM
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