Check engine turns on about 38mph and rpms starts going up and down

Asked by Blazerk5 Aug 30, 2020 at 05:57 PM about the 1989 Chevrolet Blazer Silverado 2-Door 4WD

Question type: Maintenance & Repair

1 Answer

Scan for codes. You will have to find a OBD1 scanner or learn the key trick of reading the codes. https://itstillruns.com/retrieve-car-trouble-codes-equipment-7251108.html

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