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88 4.3 egr problem
Here's my issue I have a 88 c1500 4.3 center bolt valve covers my issue I've replaced tps, egr,and all vacuum lines . when my truck,is cold,it has plenty of power as soon as it's up to operating temp it's a DAWG!!!! And when I drive 55 mph plus for about 5 min the CEL comes on and sends trouble...- Erlingmj83
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- Replies: 11
- Forum: Engine Performance + Maintenance
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