DTC's, Problems & Troubleshooting | 3800Pro Forums

P1125 and P2138

3

154

by DAHL

Bad starting running rough and misfires

1

168

Engine Stutter at 4500rpm

5

252

Vacuum leak? Hard start, no idle. Need vac diagram or FSM

3

436

by Riv_95

Wont go past 3500 RPM

18

784

2000 L67 SC 3800 engine died HELP!!

12

571

1997 L67 Stalling on Cold Start

2

319

1999 ultra dies

3

461

by tomato lover

High idle at start up wont go down even when warm.

14

1K

by DAHL

P0300 code and the Unique solution

0

276

by DAHL

power loss w/ backfire on accel

4

2K

PCM issue or unrelated?

13

785

Strange squealing

10

3K

1999 Pontiac grand prix GT

2

410

by Mad_Coachman

Engine fires, runs, dies in 2 seconds

14

3K

P0101. Chasing a ghost that intermittently stalls car

6

3K

by Jerimy

P0101 and Tuning Help.

3

411

2

4K

2004 impala ss misfire

5

857

Rough Idle, low power

5

4K

Misfire on 6 alot and 4 a little!

1

381

1991 Buick Regal 3800 TPI - Shuddering under load and bad idle

0

404

by esquez

Ultimate "Crank No Start" Diagnosis Challenge

2

27

6K

erratic starting, idling and, hard starting problem at various temps!!! This car is possessed!!!!!!!

7

939

05 Monte Carlo SS

1

335

Will I ever be able to fix my Oldsmobile?

13

6K

P0306 and running rough at idle

6

3K

2000 Grand Prix runs rough and dies when warm

8

6K

by mr goodwrench

Driving me CRAZY --> "P0102 - Mass Air Flow (MAF) Sensor Circuit Low Frequency"

2

25

14K

by ProTech_w/LeSabre

Intermittent Low Oil Pressure Light 3800 Series III

12

2K

Knock when warm

6

784

by mr goodwrench

service engine light

5

730

by mr goodwrench

Pulling codes from a 94 LeSabre

6

16K

high idle (935 RPM vs 750 desired) due to IAC valve staying open after installing a new IAC valve in 2002 buick lesabre

10

1K

by tomato lover

Help. Idle issues.

8

1K

by mr goodwrench