6.5L Turbo Diesel - Tech Support - Troubleshooting - Performance [Archive] - Page 8

'96 6.5 Sub with poor throttle response and lacking power. (6 replies)
GMC 2500 4WD Motor Mounts (4 replies)
slight serging at HW speeds (5 replies)
Lift pump failure again? (12 replies)
Some 6.5 diesel "Gum shoe" (4 replies)
Old Engine OIl Cooler Needed (0 replies)
NEW Dampener Pulley and Fluidampr to Boot! (6 replies)
99 Savana 6.5 (1 replies)
Crappy plastic radiator tube (1 replies)
installing wastegate solenoid (2 replies)
Turbo & injector pump needed (3 replies)
1998 C2500, 6.5 losing prime (9 replies)
6.2/6.5 Crank Help (2 replies)
Pmd relocation kit (4 replies)
1994 Burbon SLE package...video screens?? (6 replies)
'96 6.5 dies on road and wont start (even after cooldown) (4 replies)
is a rattle in the oil fill normal? (3 replies)
need to know before morning (2 replies)
Hard start (3 replies)
Wastegate Solenoid grounded? (42 replies)
6.5 Weight (7 replies)
ISSPRO Temp Gauge (1 replies)
Time for DaHoooley engine again. (36 replies)
Is this PMD failure? (8 replies)
Hanging RPM's (2 replies)
pmd question (5 replies)
6,5 not running after cranking (2 replies)
spiking oil pressure (1 replies)
block coolant drain (3 replies)
New Vacuum pump, black smoke no power (5 replies)
injector pump question (3 replies)
power loss injection pump circuit 984 (4 replies)
Wastegate selinoid (16 replies)
How to tell the year (6 replies)
6.5 rebuild - grind the crank? (9 replies)
Is towing with Turbomaster on stock with no gauges safe? (2 replies)
Fuel Shutoff Solenoid ( last item before IP repalcement) ) (6 replies)
98 Hard to Start When Hot (4 replies)
OPS -Cheap parts (8 replies)
Switch from metal to rubber fuel lines? (7 replies)
Codes 19, 31 and 62 (2 replies)
Injectors or IP? (5 replies)
New Engine needed (1 replies)
Nub with some questions on a 6.5 transplant. (6 replies)
Air Cond Compressor Shot and I need to drive my truck (3 replies)
Need Trouble Shooting Help (12 replies)
Oil Pan to Block and Pan to Timing cover bolt thread pitch? (2 replies)
Observation on Battery Cables... (23 replies)
HX35 Turbo install (1 replies)
Best Way to install a Oil Pressure Switch (1 replies)
Can you guess?? (6 replies)
White Smoke at 1500rpm (30 replies)
Kennedy 3.5 Exhaust: Now no Pass Inspection (2 replies)
no start question -- help (5 replies)
High Coolant temp switch ? (2 replies)
Hmmm, Help.... PLEASE.... I am Lost... (10 replies)
Electric or mechanical? (15 replies)
1995 N/A G20 troubles (2 replies)
trade-in-opinions (0 replies)
Wastegate not functioning - help. (3 replies)
*intermittent* black smoke (16 replies)
Precups and headgasket (3 replies)
Head gasket change (3 replies)
Hot Engine - cracked cylinderhead (1 replies)
Mechanical pump change (3 replies)
Performance upgrades Do's and Dont's..feedback??? (6 replies)
Stubborn crank nut (8 replies)
Starting Problems (5 replies)
trouble codes (2 replies)
1999 Tahoe diesel (33 replies)
ECM Pinout Help (0 replies)
Electronical vs mechanical fuel pump (2 replies)
6.2 to 6.5 and now trans problem please help (6 replies)
Throttle pedal sensor (10 replies)
coolant leak (1 replies)
Vacuum pump stiffness (?) (8 replies)
5068 truth or myth,. (8 replies)
ses light with turbomaster (1 replies)
Tach Spikes with Acc use?? (3 replies)
Anyone try this company for parts? (4 replies)
longer oil filter (2 replies)
Hard fuel line leaking at injector?? (2 replies)
6.5L Rumors... (28 replies)
Probably a re post but how do I time my new injection pump (8 replies)
Power steering pump failure? (0 replies)
FSD Wearing out? (12 replies)
Blue Smoke under heavy load (2 replies)
Can I farmer fix the grounds? (5 replies)
no start (3 replies)
Egt (8 replies)
Lost power (25 replies)
dual thermostat operation (4 replies)
checking timing chain and etc. (5 replies)
Engine problems, no oil pressure (4 replies)
Valve adjustment (3 replies)
97 C3500 6.5 TD no start (3 replies)
Vacuum pump elimination (4 replies)
Black Smoke (19 replies)
Holset HX35 installed on my 6.5 (1 replies)
Fuel Line Leak Help (3 replies)
p400 ob2 code (4 replies)
Adivce on the conversion from mechanical to electric IP? (4 replies)
DaHooooley update (2 replies)
New 4911 & first start: Runs very rough (2 replies)
Can a 6.5 make oil? (4 replies)
Updated Oil Cooler/Line Kit (0 replies)
Fuel to Injector Pump (2 replies)
a queston (0 replies)
another poor milage thread (12 replies)
1993 mechanial db2 timing (3 replies)
weeping bolt holes (9 replies)
Optimal Fuel Injection pump timing (2 replies)
1998 1500 PU 6.5 diesel, starts runs then no start (1 replies)
lift pump bad (18 replies)
Finally doing the heads (1 replies)
Head Gasket Replacement - Need Direction (13 replies)
Possible bad ECM? (10 replies)
electrical probelm (5 replies)
? Best After market Turbo (3 replies)
6.5 LTD engine replacement... Help? (16 replies)
GM-8 Turbo change over info help! (4 replies)
I am at a loss: NO START (18 replies)
Alternator Problem? (4 replies)
!? Van to Truck Swap: 6.5L TD, VIN F (2001) (6 replies)
New Starter...WOW !!! (4 replies)
Poor Starts (8 replies)
Black Stanadyne PMD's (9 replies)
Best blocks? (6 replies)
P0335 Crankshaft Position Sensor A Circuit (1 replies)
ko jo (0 replies)
tuning (4 replies)
Head gaskets, 3rd times a charm (37 replies)
ACH heads? (3 replies)
Hard Starting/Surging (1 replies)
No 4th gear, Codes thrown..... (1 replies)
Need some help on couple problems (4 replies)
turbo timer (1 replies)
Stat Housing/ cross over needed (5 replies)
oil pressue fluxuation (1 replies)
6.2 and 6.5 Gear drive and phazer kits (4 replies)
96 aux. fuel tank k3500 question? (4 replies)
Newly rejoined member looking for P400 pics & info (3 replies)
Best air filter? (11 replies)
6.5 motor mounts (2 replies)
elctronic or mechanical fuel injection 6.5 turbo (6 replies)
Break In Additives (8 replies)
6.5TD Slapping Noise - Extensive documentation. (50 replies)
6,5 td performance multi program (3 replies)
pump tdc offset question (35 replies)
No CJ-4 oil in a 6.5? (3 replies)
Rough start in morning (6 replies)
This is what I call a Head Gasket failure (5 replies)
Alternative Location for GP Inhibt Switch ? (4 replies)
glow plug problem (2 replies)
Ring & Pinion 93 Gmc 3500 6.5 Turbo Diesel Stock (9 replies)
Fuel mileage dropped (13 replies)
transdapt oil relocation kit (5 replies)
How to check/troubleshoot for a collapsed lifter (6 replies)
Thank you diesel page (1 replies)
Sourcing injectors and cost (7 replies)
1409 trouble code on k1500 1997 (2 replies)
Three Questions From Someone New to 6.5 (4 replies)
turbo question (7 replies)
6.2 build turns into a 6.5 block! (11 replies)
How to make turbo pipes??? (5 replies)
1995 2WD Suburban 6.5 TD DS4 to DB2 Conversion (0 replies)
Turbo upgrade (5 replies)
Looking for more power (2 replies)
exhaust (3 replies)
Belt application with no vacuum pump (5 replies)
Need torque spec! (1 replies)
Diesel Dancer (12 replies)
random dtc sign pcm failure? (1 replies)
6.5 td 1997 silverado k1500 p0101 ob2 code (8 replies)
6.5L Diesel in Africa Needs Help (2 replies)
Gear Drive set 94 6.5td (5 replies)
Temp Guage and that sweet smell of coolant (10 replies)
Turbo swap (3 replies)
Power steering fluid leak under battery? (3 replies)
Injection Pump...Rebuild or Replace?? (11 replies)
Tahoe Cranks But Won't Start (7 replies)
looking for accelerator pedel position sensor (9 replies)
Installing the Heath PMD Isolator and transmission fluid leak question (5 replies)
does your block heater sizzle? (4 replies)
Vacuum Pump Suction (2 replies)
How to timing cover oil seal replacement (7 replies)
Starter Question (15 replies)
fuel filter micron rating (1 replies)
more zip with cruize (7 replies)
Leaky Injection Pump (7 replies)
No intake valve stem seal / Why? (0 replies)
Should this be attached to something? (10 replies)
P0251 (4 replies)
Troubleshooting Vacuum switch boost control (13 replies)
1996 Chevy 4wd 6.5L Duramax Engine Shuts down Intermittenly (2 replies)
Sucking Wind (36 replies)
Original exhaust (4 replies)
New Jasper TC now 4WD light on and stuck in 4HI (8 replies)
tkbnz11 (13 replies)
Crankshaft Keyway repair, in vehicle (4 replies)
weird coolant leak please help (2 replies)
Fuel Filter Leak?? (0 replies)
Metrum Rod Fsu New Release!!!! (9 replies)
How to glow the engine when slightly warm? (2 replies)
Hotshot Pulling Question (4 replies)
new paying member (3 replies)
Oil Leak - Turbo (0 replies)
4 Speed Over.D THM R2(4l80E)4-spd A\trans(MT1) (3 replies)
Installing new glow plugs (12 replies)
suppliers of Engine oil cooler lines and connections (6 replies)
New Jasper TCase and Pump rub kit. Void warranty? (5 replies)
Winter Oil (8 replies)
novice high mileage 6.5L owner - couple of questions (5 replies)
Primary fuel filter (1 replies)
themperature gage descrepency (6 replies)
Should my fan be running on start up? (4 replies)
Trouble Code? (3 replies)
Head Gasket (29 replies)
96 6.5 turbo, lost power and died (5 replies)
No glow plugs, cranks, but no start (4 replies)
18.1 Cr (7 replies)
GM-8 vs. GM-4 turbo? (5 replies)
Different valves (2 replies)
Checking for gas in cooling system (1 replies)
Starter bad? (7 replies)
Tales for the Vacuum Pump. (5 replies)
wont start (not PMD) (6 replies)
Extending Glow time 94+ for Low Compression 6.5's. (12 replies)
Engine runs really cold w/dual Tstat upgrade (6 replies)
Oil consumption at 5500 miles on rebuild (9 replies)
PMD Revisited? (1 replies)
Getting my new 97 6.5 to start (crank but no fire) (70 replies)
93 6.5 swap into a 94 (1 replies)
Matching pully to harmonic balancer (1 replies)
6.2 IP in 6.5 ? (5 replies)
96 6.5 (13 replies)
4L80E Transmission Leak (7 replies)
HX35 turbo (0 replies)
excessive oil pressure (2 replies)
Harmonic balancer sleeve, yes/no ??? (2 replies)
How to get to/replace oil pressure switch on 6.5 TD? (4 replies)
Lift Pump (3 replies)
6.5 tune up (10 replies)
Can i put a 6.2 where a 6.5t is? (2 replies)
Is Anybody Using Evans NPG ? (3 replies)
Buying a stagnant '94 (8 replies)
Transfer Case in 99 Suburban (4 replies)
LP upgrade.K3500 93 HO pump. I get it but... (4 replies)
Injection Pump Failure Symptoms? (10 replies)
Anyone use SSdiesel block heater cord or lower radiator block heater (2 replies)