1SS ✓ Factory-verified

Cadillac · Regular Production Option

Equipment group, Premium, 3.6L, rear-wheel drive

Years 2007–09, 2014–15, 2018–19 Models 3 Factory citations 7

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Also described as Equipment group, Premium PerformanceOption package 17Package, option 17

Also documented for ChevroletGMC

Documented applications

ATS — Alpha (2013–2019) →

• 2014–2015 ✓ Factory-verified

  6AG69 sedan, 6AG47 coupe; the 2018 guides reuse the code for Premium Performance

  ⛭ GM factory document — 2014 cadillac ats fleet order guide wayback, p.5.

  ⛭ GM factory document — 2015 cadillac ats coupe fleet order guide wayback, p.6.
• 2018–2019 ✓ Factory-verified

  the 2014 and 2015 guides use the code for Premium with the 3.6L; 2019 from GM Authority's 2019 ATS interior colors page

  ⛭ GM factory document — 2018 cadillac ats coupe fleet order guide wayback, p.2.

  ⛭ GM factory document — 2018 cadillac ats sedan fleet order guide wayback, p.2.

CTS — Sigma / GMX320 (2003–2007) →

• 2007 ✓ Factory-verified
  ⛭ GM factory document — 2007 cadillac cts rpo code list, p.1.

SRX — Sigma / GMT265 (2004–2009) →

• 2008–2009 ✓ Factory-verified
  ⛭ GM factory document — 2008 cadillac srx rpo code list, p.1.

  ⛭ GM factory document — 2009 cadillac srx rpo code list, p.1.

Related codes · mentioned in these notes

3

This page aggregates every documented appearance of 1SS in the Cadillac reference. Confidence and citations are shown per application — the same code can be better documented in one year than another.