OEM Buick Rendezvous Spark Plug

Buick Rendezvous Spark Plug Parts and Q&A

• Spark Plug
  12681664
  Q: How to service and repair spark plugs on Buick Rendezvous?

  A:

  Make sure to service and repair spark plugs only when the engine temperature reaches room level because hot conditions lead to thread damage on the Cylinder Head. The Spark Plug recess area requires cleaning to stop dirt from contaminating the surface because contaminates may damage the engine while creating problems with new Spark Plug insertion. The vehicle requires its designated spark plugs because substituting them with alternative types leads to major engine damage. You should start by switching off the ignition. Service engineers should rotate the engine before accessing the replacement area of engine right bank (rear) spark plugs. Begin by extracting both the Spark Plug Wires followed by removing the spark plugs from the engine compartment. Caretakers should set the Spark Plug gaps precisely to specs before installation since handling can modify the original gap settings; round wire feeler gauges provide maximum accuracy in this process. When installing spark plugs let the threads of the Cylinder Head and spark plugs join easily while maintaining full contact then apply a thread chaser if needed. The correct torque requirements state 20 n.m (15 lb ft) for fresh cylinder heads and 15 n.m (11 lb ft) for previously installed ones. The last step includes installing Spark Plug Wires after moving the engine to its correct position only if the right bank spark plugs were replaced.
• Spark Plug
  19300872
  Q: How to replace spark plugs in an engine on Buick Rendezvous?

  A:

  Workers must check that the engine temperature has lowered to the point of no danger before starting the Spark Plug replacement. The Spark Plug recess needs cleaning before new plug installation to prevent contaminants from affecting its seating position. Use solely the original spark plugs designed for the vehicle since improper plug types will endanger the engine. Commence the procedure by taking off the intake manifold cover while disconnection of Spark Plug Wires (2, 4, and 6) away from left side spark plugs. To access the rear of the engine rotation is necessary before taking out Spark Plug Wires (1, 3 or 5) from the right side spark plugs. Move to the following step and take out the spark plugs from the Cylinder Head area. A round wire feeler gauge should be used for gapping new spark plugs per their specifications before installation because initial gaps might have changed. Season the spark plugs by threading them into the Cylinder Head until they achieve full seating while observing smooth insertion. A thread chaser tool can serve as an additional helpful measure. Secure the spark plugs to 15 n.m (11 lb ft) torque while maintaining recommended specifications to avoid overheating along with thread destruction. Reposition Spark Plug Wires connecting numbers 1, 3 and 5 to their right side plugs then remove engine tilt strap (J 41131) tension before extracting the tool. Slap the engine mount struts while reinstalling the intake manifold cover as well as reconnecting the Spark Plug Wires (2, 4, or 6) to the left side spark plugs.