Buzz Noise – Upper Engine – 2001-2010 Mazda B4000
2001-2010 B4000 – BUZZ NOISE – UPPER ENGINE APPLICABLE MODEL(S)/VINS 2001-2009 B4000 2010 B4000 (Canada only) Buzz noise from the upper engine at about 1900 RPM under light load acceleration. REPAIR PROCEDURE Prior to following normal diagnostics, check the fasteners (A) that attach the ignition coil bracket to the intake manifold for proper … Read more