OEM 2000 GMC Savana 3500 Spark Plug

2000 GMC Savana 3500 Parts Questions & Experts Answers

• Q: How to service and repair spark plugs on 2000 GMC Savana 3500?

  A: Services and repairs of the spark plugs start with disconnecting the Spark Plug Wires. Each Spark Plug can be loosened by one or two turn before you access the wheel wells. Clear the spark plugs' surroundings by using either a brush along with an air jet. The service and repair process begins with taking out each Spark Plug individually and keeping them in marked trays according to cylinder order. You should position Spark Plug washers correctly while measuring gaps and readjust according to the 1.524 mm (0.060 in) specification. The tightening torque for (IRON Head-all Subsequent Installations) spark plugs should be set to 15 n.m (11 lb ft) for 4.3l, 5.0l, and 5.7l engines and 20 n.m (15 lb ft) for 7.4l engines. The correct torque specification for installing new spark plugs onto an iron head engine is 30 n.m (22 lb ft), which includes all engine sizes. The completion step involves reinstalling all Spark Plug Wires.