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Which computer do I need?

I have a 1989 C1500 5.7L Silverado. I purchased an upgraded ECM from Dynamic EFI. It is upgraded with a EEPROM and a USB interface for programming via Tuner Pro. I am a novice and with a little help, I have my modified 5.7 up and running. I was even able to make use of the newer models electric...
- RanDmaN75
- Post #48
- Aug 2, 2023
- Forum: Engine Performance + Maintenance
Egr delete.. chip?

I know this is an old thread, however my 1989 C1500 5.7L is throwing codes 32 and 43. 32 being EGR and 43 being a knock sensor. From what I’ve read here, I assume the 43 is due to my EGR being deleted and probably without a new chip to delete that function. Does anyone have any recommendations...
- RanDmaN75
- Post #15
- Nov 15, 2020
- Forum: Engine Performance + Maintenance
89 to 91 instrument cluster swap?

I’ve seen where it has been done. I may have to replace that part of the Dash to accommodate, which is ok since mine has been sun damaged. I just need diagrams and pictures if anyone has them. I would have put a 91 cluster in, but they are super hard to find now.
- RanDmaN75
- Post #30
- Apr 21, 2020
- Forum: OEM and Custom Interiors
89 to 91 instrument cluster swap?

Does anyone still have photos and wiring diagrams for installing a 92 cluster in a 88-91 C1500? Every forum I go to the links are so old they are 404 or file missing. Any help is greatly appreciated.
- RanDmaN75
- Post #28
- Apr 21, 2020
- Forum: OEM and Custom Interiors