After a Harmonic balancer was installed the engine turns over but will not run?

200,000 MILES • V6 • 2WD • AUTOMATIC
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LARRYGRISH
  • MEMBER
  • 1 POST
Put one on now truck won't start? turns over but won't run?
Mar 19, 2023 at 6:50 AM
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BORIS K
  • ✓Experienced Mechanic
  • 836 POSTS
Hello,

Do you still have the old harmonic balancer to hand?
The unit incorporates the pickup ring for the crank shaft position sensor.
See image below.
Check that the gear is fitted and that the position of the TDC mark, gap, in the toothed wheel is in the correct place.

Cheers, Boris
Mar 20, 2023 at 1:29 AM
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