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Timing chain running free play
This vehicle has about 287,000 miles on it and is setting a CMP/CKP correlation code. If there is a 3+ degree of difference in their correlation running at idle and 2000 rpm is that a cause for concern and or will the PCM set a code? I'm leaning towards a cran... Login to read more. 
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| VIN | 1GKDT13SX3 |
| Engine | 4.2 L |
| Trans | 4-speed Automatic (Electronic) |
Vehicle Data
2003 GMC Envoy SLT 4.2L
| VIN | 1GKDT13SX3 |
| Engine | 4.2 L |
| Trans | 4-speed Automatic (Electronic) |
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