what could be causing my 08 envoy to shut off while driving? could it be i just need a tune up? have a bad or clogged fuel pump or filter? or bad ignition switch?

what could be causing my 08 envoy to shut off while driving? could it be i just need a tune up? have a bad or clogged fuel pump or filter? or bad ignition switch? 1 Answer

i have a P1481 code on my 2002 gmc envoy what could it be? 1 Answer

my engine is running high when i first start it and runs rough, but after it gets into 3 rd gear its fine

I 2005 Envoy is lunging forward idling high when I stop and has a hissing sound under the hood what could this be 3 Answers

My 2005 Envoy is idling high making a hissing sound under the HUD and lunging forward

HELLO I HAVE A CHECK ENGINE PO171 WHAT COULD IT BE HELP 1 Answer

I HAVE A CHECK ENGINE LIGHT HELP PO171 CODE IS PO171

i have a 2007 GMC envoy denali 5.3 it ranks wont start 2 Answers

2007 envoy denali 5.3 starts and cuts off with in 45 mins or so and won't start back up but cranks, fuel pressure is at 60 lb the fuel relay gets hot while its running and cuts off could it be a bad...