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P0338 Diagnostic Trouble Code Discussion for February 2005

CKP Sensor Circuit High Duty Cycle

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Trouble Ticket Help Requests for DTC P0338
Help Request Posted
1997 Chevrolet Blazer 4.3L No Start VIN: 1GNCT18W2V
P0338: Crankshaft position sensor circuit high frequency. ... long time sense I've particapated in the forum, but Uncle Sam had me otherwise occupied the last two years. I came back to the shop and I've got this problem child that has stumped me for the last three weeks. It's a '97 4.3L CPFI Chevy 4x4 Blazer. I have...
February 22, 2005
2000 Chevrolet Astro 4.3L No Start VIN: 1GNEL19W8Y
P0338: CKP Sensor Circuit High Duty Cycle. Came in on the hook. Pulled codes found PO338. Changed cankshaft sensor and engine started. 3 days later the same thing no start with PO338 code. Next morning came in and van runs great no problems. I almost forgot on the first tow in the customer said it was ...
February 25, 2005