Envoy, Rainer, Trailblazer 2006-2007

Gasoline Engine Tune-Up Specifications

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GASOLINE ENGINE TUNE-UP SPECIFICATIONS
YearEngine ID/VINEngine Displacement LitersSpark Plug Gap (in.)Fuel Pump (psi)Ignition Timing (deg.)Idle Speed (rpm)Valve Clearance (in.)
          MTATMTATIn.Ex.
2006S4.20.04250-57   ---HYDHYD
  M5.30.04050-60   ---HYDHYD
  H6.00.04050-60   ---HYDHYD
1NOTE: The Vehicle Emission Control Information label often reflects specification changes made during production.
2- Distributorless ignition, cannot be adjusted
3- With key ON and engine OFF
4- Distributorless ignition, cannot be adjusted
GASOLINE ENGINE TUNE-UP SPECIFICATIONS
YearEngine ID/VINEngine Displacement LitersSpark Plug Gap (in.)Fuel Pump (psi)Ignition Timing (deg.)Idle Speed (rpm)Valve Clearance (in.)
          MTATMTATIn.Ex.
2007S4.20.04250-57   ---HYDHYD
  M5.30.04050-60   ---HYDHYD
  H6.00.04050-60   ---HYDHYD
1NOTE: The Vehicle Emission Control Information label often reflects specification changes made during production.
2- Distributorless ignition, cannot be adjusted
3- With key ON and engine OFF
4- Distributorless ignition, cannot be adjusted
 
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