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2005 GMC Envoy SLE 4.2L head
r/r head broke tap 8 out of 14 head bolts acording to gm this is normal , removed all broken bolts in block retapped using m11/2.0 got new head all new bolts installed head torqed head bolts first 22ftlbs then went to go to 155 degress of turning torque broke ...
Summary posted 4/7/2009
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Related Documents & Media | VIN | 1GKDT13S15 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | Head |
| Conditions | Missing in Engine |
| Misc. | Sixth Cylinder Dead |
Message Closed w/Summary
Vehicle Data
2005 GMC Envoy SLE
| VIN | 1GKDT13S15 |
| Engine | 4.2 L / 6 cyl / GAS |
| Trans | 4-speed Automatic (Electronic) |
| Delivery | FI |
| Affected | Head |
| Conditions | Missing in Engine |
| Misc. | Sixth Cylinder Dead |
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