engine has a miss fire on #1 cyl. when idle is lower than 1200rpm.
Engine has a miss fire on #1 cyl. at 1200 or lower rpm. we have installed new sparkplugs, switch injectors and coils. Checked gas cap etc. still have miss fire. Help
check the compression on a few cylinders...you need good compression to light the cylinder.
Search Chevrolet HHR Questions
Are you a UK consumer? CarGurus now has a discussion forum in the UK.
Chevrolet HHR Experts