01 Malibu. How serious is the code

1404 IAT -B Circuit Malfunctin/EGR Temperature sensor. What do I need to do to fix it or can it go for a while.

2001 Malibu books are not available at most parts houses.

1404 IAT -B Circuit Malfunctin/EGR Temperature sensor. What do I need to do to fix it or can it go for a while.

2001 Malibu books are not available at most parts houses.

All you need is a deep socket and extension on your ratchet, cost about 30.00, takes about 2 minutes.