Change Car Rear Silencer Chevrolet Malibu

Change Car Rear Silencer

Easy 1h30 ~150$

Time Estimate	1h30
Cost Estimate	~150$
Difficulty	Easy
Vehicles	Malibu 1996-2003 2 2.4 16V Gas (LD9) 3.1 V6 Gas (L82) Malibu 2012-2016 1 2.0 Gas (LTG)
Repair the silencer*	1h30
Repair the front silencer*	1h30
Align the front silencer*	0h30
Repair the main silencer	0h30
Align the main silencer*	0h30
Difficult main silencer removal*	0h30
Repair the rear silencer	0h30
Weld a sheet-metal repair panel onto the rear silencer*	0h45
Difficult rear silencer removal*	0h30
Repair the main silencer*	1h30
Repair the rear silencer*	1h30

What is a Chevrolet Malibu rear silencer?

The rear silencer (also called the back box or rear muffler) reduces exhaust noise to an acceptable level. It is located at the end of the exhaust line, after the catalytic converter, particulate filter (if fitted), and sometimes an intermediate silencer.

When should you change the Chevrolet Malibu rear silencer?

No periodic replacement interval is specified. Carry out regular visual inspections for corrosion, holes, and deteriorated mounting rubbers. Signs that replacement is needed: louder exhaust noise, rattling from loose baffles, visible rust holes, exhaust fumes entering the cabin, or failure at the MOT/roadworthiness test.

Is it difficult to change the Chevrolet Malibu rear silencer?

Difficulty level 2/5: technically easy but may require effort if bolts and clamps are rusted. Key steps: raise the vehicle, apply penetrating oil to clamp bolts, remove the clamp connecting the silencer to the intermediate pipe, remove the mounting rubber hangers, fit the new silencer with new gasket/clamp, reattach mounting rubbers, check for leaks with engine running.

7 generations covered

Generation	Years	Vehicles	Fuel
Malibu 1964-1968	1964-1968	4.6 V8 2-Bbl Gas (L77), 4.6 V8 4-Bbl Gas (L77)	Gas
Malibu 1973-1977	1973-1977	4.1 Gas (D), 5.7 Gas (L)	Gas
Malibu 1978-1983	1978-1983	3.3 Gas (M), 3.8 Gas (LD5 (A)), 4.4 Gas (J), 5.0 Gas (LG4 (H))	Gas
Malibu 1996-2003	1996-2003	2.4 16V Gas (LD9), 3.1 Gas (LG8), 3.1 V6 Gas (L82)	Gas
Malibu 2003-2012	2003-2012	2.2 Gas (L61), 2.4 Flexfuel Gas (LE9), 2.4 Gas (LE5), 2.4 MHEV Gas (LAT), 3.5 Gas (LX9), 3.5, -Flexfuel Gas (LZ4), 3.5, -Flexfuel Gas (LZE), 3.6 Gas (LY7), 3.9 Gas (LZ9)	Gas
Malibu 2012-2016	2012-2016	2.0 Gas (LTG), 2.4 HV 48V (MHEV),Gas (LUK), 2.5 Gas (LCV), 2.5 Gas (LKW)	48V (MHEV), Gas
Malibu Mk IX 2016-2025	2016-2025	1.5 Turbo Gas (LFV), 1.8 FHEV Electricity,Gas (LKN), 2.0 Gas (LTG)	Electricity, Gas