Blazer 2WD V6-4.3L VIN X (2004)
perform erratically and may set false DTCs.
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DO NOT reuse the original O-ring.
1. Replace the CKP sensor O-ring.
2. Lubricate the O-ring with clean engine oil before installing the CKP sensor.
IMPORTANT: Make sure the CKP sensor mounting surface is clean and free of burrs.
3. Install the CKP sensor.
NOTE: Refer to Fastener Notice in Service Precautions.
4. Install the CKP sensor mounting bolt.
Tighten
Tighten the CKP sensor mounting bolt to 9 N.m (80 lb in).