2010 srx p0300 - TerrainForum.net: GMC Terrain Forum
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post #1 of 2 (permalink) Old 02-20-2020, 02:29 PM Thread Starter
Join Date: Aug 2018
Location: outside of Philly
Posts: 3
2010 srx p0300

looking for some advice or direction for what to check next. I get a misfire on occasion , generic p0300, it happens at low throttle maintaining speed between 40-70 mph, lugging engine on an incline. Hard for me to reproduce the condition on flat roads
the following has been replaces or tested

Timing chains replaced with cloyes kit
all 6 fuel injectors
all plugs and coils
maf map purge
cam sensors and vvt solenoid
crank sensor
fuel pressure sensor
jscordo is offline  
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post #2 of 2 (permalink) Old 02-20-2020, 02:59 PM
Theta Guru
Join Date: Dec 2010
Posts: 4,979
engine that slows down- especially on inclines-- points to breathing.
As in clogged cat.

2013 Equinox LT1 3.6L V6 FWD 88,000
2010 Traverse LT1 3.6L V6 FWD 153,000
2003 Trailblazer LS 4.2L I6 RWD 181,000
rbarrios is offline  

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