GMC EMISSION

Our Jimmy Was Sputtering While I Was Driving It, And Even More So As I Started To Slow Down. We Took It To Get Worked On And Was Told It...

Egr Valve Sticks Open Only When It Warms Up. I Replaced Egr Four Times And I Replaced The Pcm And Egr Connector. I Am At A Loss.

Hi There- Just Took My Rebuilt 1985 Gmc S-15 To My Mechanic And He Is Saying That The Smog Pump Is Out Or Frozen. The Reason I Took The...

I Have A 1994 Gmc Jimmy. We Got It About 10 To 12 Months Ago And Ran Great For About 3 To 4 Months. Then It Started Sputtering And Acting...

Hello. I Was Wondering If You Could Help Me Out With The P0410 Code That Came Up On My Enjoy. I Just Spent A Painful Sunday Replacing The...

I Have A 2000 Gmc Sonoma 4x4 4.3 V6. The Check Engine Light Came On. I Read The Codes Saying - Secondary Air Injection Malf And Cyl #2...

1995 Gmc Jimmy 4wd Mileage: 126,000. My Truck Has Been Experiencing Problems Caused By Carbon Deposits In The Egr Valve. We Have Replaced...

I Need A New Gas Tank Vent Valve. I Can't Find One.

A Rubber Hose Approx 1/4 Inner Diameter Dropped About A Foot Down Under Truck. Tracking The Hose It Splits Over Transmission Attaching To...