NHTSA — Engine And Engine Cooling: Exhaust System: Manifold/Header/Muffler/Tail Pipe Problems

4.0

definitely annoying
Crashes / Fires:
0 / 0
Injuries / Deaths:
0 / 0
Average Mileage:
30,000 miles

About These NHTSA Complaints:

This data is from the NHTSA — the US gov't agency tasked with vehicle safety. Complaints are spread across multiple & redundant categories, & are not organized by problem.

So how do you find out what problems are occurring? For this NHTSA complaint data, the only way is to read through the comments below. Any duplicates or errors? It's not us.

2003 Pontiac Montana exhaust system problems

exhaust system problem

Find something helpful? Spread the word.
Get notified about new defects, investigations, recalls & lawsuits for the 2003 Pontiac Montana:

Unsubscribe any time. We don't sell/share your email.

2003 Pontiac Montana Owner Comments

problem #1

Mar 032005

Montana 6-cyl

  • Automatic transmission
  • 30,000 miles

A D V E R T I S E M E N T S

Intake manifold gasket is failing...and GM knows of this widespread problem and refuses to fix it out of warranty. My coolant was leaking out and they would never find the problem under warranty, and now they refuse with 4 months out of the warranty. Amazing.

- Rockford, IL, USA

Add Complaint

Search CarComplaints.com for these popular complaint phrases...

Dex-Cool lawsuit intake gasket leak engine complaint electrical issue heater complaint transmission complaint paint defect Montana recall

Not what you are looking for?