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MJ Tech: Modification and Repairs

For all your Comanche (MJ) needs.  An excellent place to ask questions, and to discuss modifications and issues.


32638 topics in this forum

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  1. 97+ swap question

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  2. Interior

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  3. MJ 4.0 running rough.

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  4. Flexplate

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  5. Bad fuel pump?

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  6. Idle racing

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  7. Radio cuts out

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  8. 4.0 overheat

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  9. Fuel pump check valve

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  10. Relay maybe?

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