2012-2020 Chevrolet Sonic Alternator Torque Specs

1.8L I4

Applies to 2012, 2013, 2014, 2015, 2016, 2017, 2018, 2019, and 2020 Chevrolet Sonic

Labor Time:1.5 hours

🔧 Torque Values7 specifications

Component	lb-ft	Nm	Notes
⚠️ Alternator Mounting Bolts	37	50	—
Alternator Pivot Bolt	18	25	—
⚠️ Battery Cable Nut	10	13	—
Battery Terminal Bolts	4	6	Do not overtighten
⚠️ Ground Bolt	10	13	—
⚠️ Mounting Bolts	24	32	—
Serpentine Belt Tensioner	41	55	—

⚠️ = Critical torque value | Always verify with vehicle-specific service manual

⚠️ Some critical specs are estimated. Please verify sequence.

1990-1997 4.6L V8 Modular

2007-2012 3.7L I5

2011-2016 6.7L V8 Power Stroke Diesel

1992-1995 1.5L I4 D15

2016-2023 2.0L Turbo I4

1995-1999 2.0L Turbo I4

The primary torque specification for alternator on a 2012-2020 Chevrolet Sonic is 50 Nm (37 lb-ft).

There are 7 torque specifications for alternator on the 2012-2020 Chevrolet Sonic 1.8L I4, covering all related fasteners and components.