2015 CHEVROLET Impala LF1/LFX (W)
W / Sedan / North America primarily, also limited global markets
LF1LFXV6 3.6L DIExact year/trim recordSilver
Engine identity
Oils and fluids
Service and parts data
Common and chronic problems
- Camshaft position actuator valve issues causing rough running
- Oil consumption reported in early model years
- Timing chain tensioner noise under cold start
First checks
- Confirm battery condition and electrical system health
- Inspect timing chain and cam sensor operation
- Verify cooling system for leaks and thermostat function
Before replacing parts
- Save fault codes and freeze-frame data before clearing anything.
- Check engine oil, coolant and transmission fluid using the correct temperature and service procedure.
- Verify power, ground, connectors, hoses, leaks and live data before replacing expensive parts.
Important notes
- 2015 Impala was primarily sold in the US and Canada, with limited availability in other markets; engine offerings and features vary accordingly.
- No manual transmission was offered in North America for 2015 Impala.