OEM 2009 Chevrolet Trailblazer Battery Cable

2009 Chevrolet Trailblazer Parts Questions & Experts Answers

• Q: How to replace the positive battery cable on a 4.2L engine on 2009 Chevrolet Trailblazer?

  A: The first step for replacing the 4.2l battery positive cable requires disconnecting the battery negative cable. The first step requires loosening the battery positive cable bolt followed by removing the positive Battery Cable from its position on the battery. Next the mechanic should loosen the positive Battery Cable terminal bolt at the junction block before removing the positive Battery Cable terminal from the junction block. First detach the Battery Cable conduit from its retaining clip before taking out the positive cable from the conduit. Detach the battery positive cable harness from the fir-tree retainer on the powertrain control module (PCM) bracket followed by removing the positive Battery Cable nut and terminal from the Starter where the positive Battery Cable boot needs to be repositioned. Extract both the generator positive cable and vehicle positive cable. Put the battery positive cable into the engine area then attach it to the generator while tightening the positive Battery Cable terminal to 9 nm (80 lb in). Use the positive Battery Cable boot to position the cable before installing its terminal on the Starter while tightening the positive Battery Cable nut to 9 nm (80 lb in). The battery positive cable harness requires installation onto the pcm bracket fir-tree retainer then the cable must go inside the guiding conduit before attaching it to the retaining clip assembly. Fasten the positive Battery Cable terminal into the junction block while tightening its terminal bolt to 10 nm (89 lb in). The battery positive cable should get connected to the battery after tensioning the battery positive cable bolt to 15 nm (11 lb ft) torque value.